S-4 Filing

SUMMIT MATERIALS, LLC CIK: 1571371

Filing Information

Form Type	S-4
Accession Number	`0001193125-15-400907`
Period End Date	20150930
Filing Date	20151211
Fiscal Year	N/A
Fiscal Period	N/A
XBRL Instance	ck0001571371-20150926.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 90 Income Statement 195 Cash Flow Statement 174 Stockholders Equity 37 Comprehensive Income 55

Balance Sheet 90 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$14.92M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$5.48M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$13.21M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$205.94M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$99.34M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$141.30M	USD	Point-in-time
Costs and estimated earnings in excess of billings	`CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear`	$10.77M	USD	Point-in-time
Costs and estimated earnings in excess of billings	`CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear`	$10.17M	USD	Point-in-time
Costs and estimated earnings in excess of billings	`CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear`	$34.17M	USD	Point-in-time
Inventories	`InventoryNet`	$96.43M	USD	Point-in-time
Inventories	`InventoryNet`	$138.04M	USD	Point-in-time
Inventories	`InventoryNet`	$111.55M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$13.18M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$21.76M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$17.17M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$405.39M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$234.63M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$293.42M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$950.60M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$1.28B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$831.78M	USD	Point-in-time
Goodwill	`Goodwill`	$127.04M	USD	Point-in-time
Goodwill	`Goodwill`	$567.84M	USD	Point-in-time
Goodwill	`Goodwill`	$419.27M	USD	Point-in-time
Goodwill	`Goodwill`	$179.12M	USD	Point-in-time
Intangible assets, net	`FiniteLivedIntangibleAssetsNet`	$17.65M	USD	Point-in-time
Intangible assets, net	`FiniteLivedIntangibleAssetsNet`	$15.15M	USD	Point-in-time
Intangible assets, net	`FiniteLivedIntangibleAssetsNet`	$15.48M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$48.84M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$39.20M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$51.80M	USD	Point-in-time
Total assets	`Assets`	$1.28B	USD	Point-in-time
Total assets	`Assets`	$2.32B	USD	Point-in-time
Total assets	`Assets`	$1.25B	USD	Point-in-time
Total assets	`Assets`	$1.73B	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$30.22M	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$68.12M	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$5.28M	USD	Point-in-time
Current portion of acquisition-related liabilities	`AcquisitionRelatedLiabilitiesCurrent`	$10.63M	USD	Point-in-time
Current portion of acquisition-related liabilities	`AcquisitionRelatedLiabilitiesCurrent`	$18.40M	USD	Point-in-time
Current portion of acquisition-related liabilities	`AcquisitionRelatedLiabilitiesCurrent`	$17.69M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$78.85M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$113.23M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$72.10M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$90.88M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$101.50M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$57.25M	USD	Point-in-time
Billings in excess of costs and estimated earnings	`BillingsInExcessOfCostCurrent`	$9.26M	USD	Point-in-time
Billings in excess of costs and estimated earnings	`BillingsInExcessOfCostCurrent`	$8.96M	USD	Point-in-time
Billings in excess of costs and estimated earnings	`BillingsInExcessOfCostCurrent`	$11.01M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$300.93M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$212.99M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$179.47M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$1.06B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$1.15B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$658.77M	USD	Point-in-time
Acquisition-related liabilities	`AcquisitionRelatedLiabilitiesNonCurrent`	$33.32M	USD	Point-in-time
Acquisition-related liabilities	`AcquisitionRelatedLiabilitiesNonCurrent`	$23.76M	USD	Point-in-time
Acquisition-related liabilities	`AcquisitionRelatedLiabilitiesNonCurrent`	$42.74M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$93.69M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$114.58M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$77.48M	USD	Point-in-time
Total liabilities	`Liabilities`	$1.41B	USD	Point-in-time
Total liabilities	`Liabilities`	$1.60B	USD	Point-in-time
Total liabilities	`Liabilities`	$939.48M	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$33.74M	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$24.77M	USD	Point-in-time
Member's equity	`MembersEquity`	$486.90M	USD	Point-in-time
Member's equity	`MembersEquity`	$1.04B	USD	Point-in-time
Member's equity	`MembersEquity`	$518.65M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-293.10M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-198.51M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-217.42M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-15.55M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-6.04M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-28.09M	USD	Point-in-time
Member's interest	`MembersCapital`	$718.58M	USD	Point-in-time
Member's interest	`MembersCapital`	$282.34M	USD	Point-in-time
Member's interest	`MembersCapital`	$285.69M	USD	Point-in-time
Noncontrolling interest	`MembersEquityAttributableToNoncontrollingInterest`	$1.27M	USD	Point-in-time
Noncontrolling interest	`MembersEquityAttributableToNoncontrollingInterest`	$1.21M	USD	Point-in-time
Noncontrolling interest	`MembersEquityAttributableToNoncontrollingInterest`	$1.30M	USD	Point-in-time
Total member's interest	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$286.98M	USD	Point-in-time
Total member's interest	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$719.85M	USD	Point-in-time
Total member's interest	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$283.55M	USD	Point-in-time
Total liabilities, redeemable noncontrolling interest and member's interest	`LiabilitiesAndStockholdersEquity`	$1.73B	USD	Point-in-time
Total liabilities, redeemable noncontrolling interest and member's interest	`LiabilitiesAndStockholdersEquity`	$1.25B	USD	Point-in-time
Total liabilities, redeemable noncontrolling interest and member's interest	`LiabilitiesAndStockholdersEquity`	$2.32B	USD	Point-in-time

Income Statement 195 line items

Line Item	Tag	Value	Unit	Period
Product	`SalesRevenueGoodsNet`	$338.02M	USD	1 Quarter
Product	`SalesRevenueGoodsNet`	$580.35M	USD	3 Qtrs
Product	`SalesRevenueGoodsNet`	$838.03M	USD	Annual
Product	`SalesRevenueGoodsNet`	$588.76M	USD	Annual
Product	`SalesRevenueGoodsNet`	$258.86M	USD	1 Quarter
Product	`SalesRevenueGoodsNet`	$748.21M	USD	3 Qtrs
Product	`SalesRevenueGoodsNet`	$593.57M	USD	Annual
Service	`SalesRevenueServicesNet`	$182.22M	USD	3 Qtrs
Service	`SalesRevenueServicesNet`	$88.27M	USD	1 Quarter
Service	`SalesRevenueServicesNet`	$322.63M	USD	Annual
Service	`SalesRevenueServicesNet`	$337.49M	USD	Annual
Service	`SalesRevenueServicesNet`	$196.21M	USD	3 Qtrs
Service	`SalesRevenueServicesNet`	$366.20M	USD	Annual
Service	`SalesRevenueServicesNet`	$89.28M	USD	1 Quarter
Net revenue	`SalesRevenueNet`	$426.29M	USD	1 Quarter
Net revenue	`SalesRevenueNet`	$926.25M	USD	Annual
Net revenue	`SalesRevenueNet`	$348.14M	USD	1 Quarter
Net revenue	`SalesRevenueNet`	$1.20B	USD	Annual
Net revenue	`SalesRevenueNet`	$930.43M	USD	3 Qtrs
Net revenue	`SalesRevenueNet`	$776.57M	USD	3 Qtrs
Net revenue	`SalesRevenueNet`	$916.20M	USD	Annual
Delivery and subcontract revenue	`DeliveryAndSubcontractRevenue`	$93.58M	USD	3 Qtrs
Delivery and subcontract revenue	`DeliveryAndSubcontractRevenue`	$45.62M	USD	1 Quarter
Delivery and subcontract revenue	`DeliveryAndSubcontractRevenue`	$46.62M	USD	1 Quarter
Delivery and subcontract revenue	`DeliveryAndSubcontractRevenue`	$100.40M	USD	3 Qtrs
Total revenue	`Revenues`	$471.90M	USD	1 Quarter
Total revenue	`Revenues`	$151.09M	USD	1 Quarter
Total revenue	`Revenues`	$916.20M	USD	Annual
Total revenue	`Revenues`	$238.27M	USD	1 Quarter
Total revenue	`Revenues`	$926.25M	USD	Annual
Total revenue	`Revenues`	$334.09M	USD	1 Quarter
Total revenue	`Revenues`	$1.20B	USD	Annual
Total revenue	`Revenues`	$324.30M	USD	1 Quarter
Total revenue	`Revenues`	$316.26M	USD	1 Quarter
Total revenue	`Revenues`	$394.76M	USD	1 Quarter
Total revenue	`Revenues`	$1.03B	USD	3 Qtrs
Total revenue	`Revenues`	$106.83M	USD	1 Quarter
Total revenue	`Revenues`	$870.14M	USD	3 Qtrs
Total revenue	`Revenues`	$254.84M	USD	1 Quarter
Product	`CostOfGoodsSold`	$176.97M	USD	1 Quarter
Product	`CostOfGoodsSold`	$598.73M	USD	Annual
Product	`CostOfGoodsSold`	$207.50M	USD	1 Quarter
Product	`CostOfGoodsSold`	$411.58M	USD	3 Qtrs
Product	`CostOfGoodsSold`	$490.92M	USD	3 Qtrs
Product	`CostOfGoodsSold`	$444.57M	USD	Annual
Product	`CostOfGoodsSold`	$430.17M	USD	Annual
Service	`CostOfServices`	$268.78M	USD	Annual
Service	`CostOfServices`	$288.43M	USD	Annual
Service	`CostOfServices`	$61.91M	USD	1 Quarter
Service	`CostOfServices`	$128.51M	USD	3 Qtrs
Service	`CostOfServices`	$140.77M	USD	3 Qtrs
Service	`CostOfServices`	$59.28M	USD	1 Quarter
Service	`CostOfServices`	$246.88M	USD	Annual
Net cost of revenue	`CostOfGoodsAndServicesSold`	$887.16M	USD	Annual
Net cost of revenue	`CostOfGoodsAndServicesSold`	$266.78M	USD	1 Quarter
Net cost of revenue	`CostOfGoodsAndServicesSold`	$238.87M	USD	1 Quarter
Net cost of revenue	`CostOfGoodsAndServicesSold`	$619.44M	USD	3 Qtrs
Net cost of revenue	`CostOfGoodsAndServicesSold`	$552.35M	USD	3 Qtrs
Net cost of revenue	`CostOfGoodsAndServicesSold`	$713.35M	USD	Annual
Net cost of revenue	`CostOfGoodsAndServicesSold`	$677.05M	USD	Annual
Delivery and subcontract cost	`DeliveryAndSubcontractCost`	$100.40M	USD	3 Qtrs
Delivery and subcontract cost	`DeliveryAndSubcontractCost`	$45.62M	USD	1 Quarter
Delivery and subcontract cost	`DeliveryAndSubcontractCost`	$46.62M	USD	1 Quarter
Delivery and subcontract cost	`DeliveryAndSubcontractCost`	$93.58M	USD	3 Qtrs
Total cost of revenue	`CostOfRevenue`	$719.84M	USD	3 Qtrs
Total cost of revenue	`CostOfRevenue`	$645.93M	USD	3 Qtrs
Total cost of revenue	`CostOfRevenue`	$713.35M	USD	Annual
Total cost of revenue	`CostOfRevenue`	$312.40M	USD	1 Quarter
Total cost of revenue	`CostOfRevenue`	$887.16M	USD	Annual
Total cost of revenue	`CostOfRevenue`	$677.05M	USD	Annual
Total cost of revenue	`CostOfRevenue`	$285.50M	USD	1 Quarter
General and administrative expenses	`GeneralAndAdministrativeExpense`	$150.73M	USD	Annual
General and administrative expenses	`GeneralAndAdministrativeExpense`	$142.00M	USD	Annual
General and administrative expenses	`GeneralAndAdministrativeExpense`	$42.54M	USD	1 Quarter
General and administrative expenses	`GeneralAndAdministrativeExpense`	$35.52M	USD	1 Quarter
General and administrative expenses	`GeneralAndAdministrativeExpense`	$127.22M	USD	Annual
General and administrative expenses	`GeneralAndAdministrativeExpense`	$105.87M	USD	3 Qtrs
General and administrative expenses	`GeneralAndAdministrativeExpense`	$149.48M	USD	3 Qtrs
Goodwill impairment	`GoodwillImpairmentLoss`	$68.20M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$87.83M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$68.29M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$63.95M	USD	3 Qtrs
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$86.82M	USD	3 Qtrs
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$23.25M	USD	1 Quarter
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$72.93M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretion`	$33.31M	USD	1 Quarter
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$8.04M	USD	3 Qtrs
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$3.99M	USD	Annual
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$7.74M	USD	3 Qtrs
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$1.99M	USD	Annual
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$8.55M	USD	Annual
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$304.00K	USD	1 Quarter
Transaction costs	`BusinessCombinationAcquisitionRelatedCosts`	$2.74M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$23.31M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$-41.86M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$33.92M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$66.65M	USD	3 Qtrs
Operating (loss) income	`OperatingIncomeLoss`	$-35.02M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$46.65M	USD	3 Qtrs
Operating (loss) income	`OperatingIncomeLoss`	$15.41M	USD	Annual
Operating (loss) income	`OperatingIncomeLoss`	$47.75M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$37.90M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$13.73M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$-57.74M	USD	1 Quarter
Operating (loss) income	`OperatingIncomeLoss`	$69.96M	USD	Annual
Operating (loss) income	`OperatingIncomeLoss`	$-47.98M	USD	Annual
Operating (loss) income	`OperatingIncomeLoss`	$83.36M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$678.00K	USD	3 Qtrs
Other income, net	`OtherNonoperatingIncomeExpense`	$1.17M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$2.30M	USD	3 Qtrs
Other income, net	`OtherNonoperatingIncomeExpense`	$3.45M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$1.18M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$1.41M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$1.74M	USD	Annual
Loss on debt financings	`GainLossOnDebtFinancing`	$-3.12M	USD	Annual
Loss on debt financings	`GainLossOnDebtFinancing`	$-9.47M	USD	Annual
Loss on debt financings	`GainLossOnDebtFinancing`	$-32.64M	USD	1 Quarter
Loss on debt financings	`GainLossOnDebtFinancing`	$-64.31M	USD	3 Qtrs
Interest expense	`InterestExpense`	$62.55M	USD	3 Qtrs
Interest expense	`InterestExpense`	$58.08M	USD	Annual
Interest expense	`InterestExpense`	$61.65M	USD	3 Qtrs
Interest expense	`InterestExpense`	$56.44M	USD	Annual
Interest expense	`InterestExpense`	$22.09M	USD	1 Quarter
Interest expense	`InterestExpense`	$20.44M	USD	1 Quarter
Interest expense	`InterestExpense`	$86.74M	USD	Annual
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-58.63M	USD	3 Qtrs
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$31.45M	USD	1 Quarter
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-50.95M	USD	Annual
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-13.60M	USD	3 Qtrs
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$27.07M	USD	1 Quarter
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-13.34M	USD	Annual
(Loss) income from continuing operations before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-105.80M	USD	Annual
Income tax benefit	`IncomeTaxExpenseBenefit`	$-2.65M	USD	Annual
Income tax benefit	`IncomeTaxExpenseBenefit`	$-1.04M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-3.92M	USD	Annual
Income tax benefit	`IncomeTaxExpenseBenefit`	$-12.47M	USD	3 Qtrs
Income tax benefit	`IncomeTaxExpenseBenefit`	$-2.50M	USD	3 Qtrs
Income tax benefit	`IncomeTaxExpenseBenefit`	$-2.65M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-6.98M	USD	Annual
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$28.11M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-6.35M	USD	Annual
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-103.15M	USD	Annual
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$244.00K	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-53.05M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$13.83M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-56.15M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$22.95M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-47.03M	USD	Annual
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-11.11M	USD	3 Qtrs
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$34.11M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$4.75M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-70.19M	USD	1 Quarter
Income (loss) from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-46.16M	USD	3 Qtrs
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-271.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$7.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$57.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-285.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$26.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-123.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-3.55M	USD	Annual
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-20.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-528.00K	USD	Annual
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$71.00K	USD	Annual
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$369.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-160.00K	USD	1 Quarter
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$356.00K	USD	3 Qtrs
Income (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$815.00K	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$22.79M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$28.12M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$270.00K	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-53.07M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-56.28M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$4.47M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$34.16M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-10.75M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-6.28M	USD	Annual
Net income (loss)	`ProfitLoss`	$14.20M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-50.58M	USD	Annual
Net income (loss)	`ProfitLoss`	$-70.46M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-45.35M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-103.68M	USD	Annual
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$674.00K	USD	3 Qtrs
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$52.00K	USD	1 Quarter
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.92M	USD	Annual
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.24M	USD	1 Quarter
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.11M	USD	Annual
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.50M	USD	Annual
Net income (loss) attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-1.92M	USD	3 Qtrs
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$-106.79M	USD	Annual
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$-11.42M	USD	3 Qtrs
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$34.11M	USD	1 Quarter
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$-43.43M	USD	3 Qtrs
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$-52.50M	USD	Annual
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$-8.78M	USD	Annual
Net income (loss) attributable to member of Summit Materials, LLC	`NetIncomeLoss`	$26.87M	USD	1 Quarter

Cash Flow Statement 174 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$22.79M	USD	1 Quarter
Net loss	`ProfitLoss`	$28.12M	USD	1 Quarter
Net loss	`ProfitLoss`	$270.00K	USD	1 Quarter
Net loss	`ProfitLoss`	$-53.07M	USD	1 Quarter
Net loss	`ProfitLoss`	$-56.28M	USD	1 Quarter
Net loss	`ProfitLoss`	$4.47M	USD	1 Quarter
Net loss	`ProfitLoss`	$34.16M	USD	1 Quarter
Net loss	`ProfitLoss`	$-10.75M	USD	3 Qtrs
Net loss	`ProfitLoss`	$-6.28M	USD	Annual
Net loss	`ProfitLoss`	$14.20M	USD	1 Quarter
Net loss	`ProfitLoss`	$-50.58M	USD	Annual
Net loss	`ProfitLoss`	$-70.46M	USD	1 Quarter
Net loss	`ProfitLoss`	$-45.35M	USD	3 Qtrs
Net loss	`ProfitLoss`	$-103.68M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretionOnAssetRetirementObligation`	$72.18M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretionOnAssetRetirementObligation`	$90.21M	USD	3 Qtrs
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretionOnAssetRetirementObligation`	$75.93M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretionOnAssetRetirementObligation`	$95.21M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationDepletionAmortizationAndAccretionOnAssetRetirementObligation`	$68.47M	USD	3 Qtrs
Net interest expense	`AmortizationOfFinancingCosts`	$252.00K	USD	Annual
Net interest expense	`AmortizationOfFinancingCosts`	$3.26M	USD	Annual
Net interest expense	`AmortizationOfFinancingCosts`	$3.27M	USD	Annual
Net interest expense	`AmortizationOfFinancingCosts`	$2.88M	USD	3 Qtrs
Net interest expense	`AmortizationOfFinancingCosts`	$2.73M	USD	3 Qtrs
Share-based compensation expense	`ShareBasedCompensation`	$2.31M	USD	Annual
Share-based compensation expense	`ShareBasedCompensation`	$18.59M	USD	3 Qtrs
Share-based compensation expense	`ShareBasedCompensation`	$1.75M	USD	3 Qtrs
Share-based compensation expense	`ShareBasedCompensation`	$2.23M	USD	Annual
Share-based compensation expense	`ShareBasedCompensation`	$2.53M	USD	Annual
Deferred income tax benefit	`DeferredIncomeTaxExpenseBenefit`	$-5.93M	USD	Annual
Deferred income tax benefit	`DeferredIncomeTaxExpenseBenefit`	$-525.00K	USD	3 Qtrs
Deferred income tax benefit	`DeferredIncomeTaxExpenseBenefit`	$-4.41M	USD	Annual
Deferred income tax benefit	`DeferredIncomeTaxExpenseBenefit`	$-3.47M	USD	Annual
Net (gain) loss on asset disposals	`GainLossOnDispositionOfAssets1`	$-12.42M	USD	Annual
Net (gain) loss on asset disposals	`GainLossOnDispositionOfAssets1`	$219.00K	USD	3 Qtrs
Net (gain) loss on asset disposals	`GainLossOnDispositionOfAssets1`	$-2.56M	USD	Annual
Net (gain) loss on asset disposals	`GainLossOnDispositionOfAssets1`	$-6.50M	USD	Annual
Net (gain) loss on asset disposals	`GainLossOnDispositionOfAssets1`	$4.99M	USD	3 Qtrs
Goodwill impairment	`GoodwillImpairmentLoss`	$68.20M	USD	Annual
Loss on debt financings	`NonCashGainLossOnDebtRefinancing`	$-2.99M	USD	Annual
Loss on debt financings	`NonCashGainLossOnDebtRefinancing`	$-9.47M	USD	Annual
Loss on debt financings	`NonCashGainLossOnDebtRefinancing`	$4.57M	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$874.00K	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-136.00K	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$463.00K	USD	3 Qtrs
Other	`OtherNoncashIncomeExpense`	$1.10M	USD	Annual
Other	`OtherNoncashIncomeExpense`	$957.00K	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$56.29M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-9.88M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-5.20M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$54.46M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$10.37M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-499.00K	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$3.73M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$3.83M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$1.73M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$3.84M	USD	3 Qtrs
Costs and estimated earnings in excess of billings	`IncreaseDecreaseInUnbilledReceivables`	$-1.36M	USD	Annual
Costs and estimated earnings in excess of billings	`IncreaseDecreaseInUnbilledReceivables`	$15.01M	USD	3 Qtrs
Costs and estimated earnings in excess of billings	`IncreaseDecreaseInUnbilledReceivables`	$-6.93M	USD	Annual
Costs and estimated earnings in excess of billings	`IncreaseDecreaseInUnbilledReceivables`	$23.40M	USD	3 Qtrs
Costs and estimated earnings in excess of billings	`IncreaseDecreaseInUnbilledReceivables`	$-196.00K	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$3.91M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-3.49M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$4.00M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$4.40M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$453.00K	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$675.00K	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$1.71M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-4.77M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-1.19M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$524.00K	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$4.07M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-6.46M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$9.43M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$29.38M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-6.08M	USD	Annual
Accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$2.58M	USD	3 Qtrs
Accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$13.16M	USD	Annual
Accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$-12.27M	USD	3 Qtrs
Accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$17.18M	USD	Annual
Accrued expenses	`IncreaseDecreaseInAccruedLiabilities`	$-742.00K	USD	Annual
Billings in excess of costs and estimated earnings	`IncreaseDecreaseInBillingInExcessOfCostOfEarnings`	$-305.00K	USD	Annual
Billings in excess of costs and estimated earnings	`IncreaseDecreaseInBillingInExcessOfCostOfEarnings`	$2.59M	USD	Annual
Billings in excess of costs and estimated earnings	`IncreaseDecreaseInBillingInExcessOfCostOfEarnings`	$2.00M	USD	Annual
Billings in excess of costs and estimated earnings	`IncreaseDecreaseInBillingInExcessOfCostOfEarnings`	$270.00K	USD	3 Qtrs
Billings in excess of costs and estimated earnings	`IncreaseDecreaseInBillingInExcessOfCostOfEarnings`	$-763.00K	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-3.47M	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-6.37M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-3.25M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-853.00K	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-1.59M	USD	Annual
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$62.28M	USD	Annual
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$66.41M	USD	Annual
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-10.84M	USD	3 Qtrs
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-18.93M	USD	3 Qtrs
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$79.09M	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$61.60M	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$351.94M	USD	3 Qtrs
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$397.85M	USD	Annual
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$505.47M	USD	3 Qtrs
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$48.76M	USD	Annual
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$64.24M	USD	3 Qtrs
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$45.49M	USD	Annual
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$66.00M	USD	Annual
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$69.67M	USD	3 Qtrs
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$76.16M	USD	Annual
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$8.84M	USD	Annual
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$16.09M	USD	Annual
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$9.57M	USD	3 Qtrs
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$13.37M	USD	Annual
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$8.88M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-757.00K	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-69.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$630.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-610.00K	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-85.34M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-111.52M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-565.64M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-405.85M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-461.28M	USD	Annual
Capital contributions by partners	`ProceedsFromIssuanceOfCommonStock`	$27.62M	USD	Annual
Capital contributions by member	`ProceedsFromPartnershipContribution`	$24.35M	USD	3 Qtrs
Capital contributions by member	`ProceedsFromPartnershipContribution`	$27.62M	USD	Annual
Capital contributions by member	`ProceedsFromPartnershipContribution`	$490.92M	USD	3 Qtrs
Capital issuance costs	`PaymentsOfStockIssuanceCosts`	$12.54M	USD	3 Qtrs
Proceeds from debt issuances	`ProceedsFromIssuanceOfDebt`	$1.42B	USD	3 Qtrs
Proceeds from debt issuances	`ProceedsFromIssuanceOfDebt`	$234.68M	USD	Annual
Proceeds from debt issuances	`ProceedsFromIssuanceOfDebt`	$726.44M	USD	Annual
Proceeds from debt issuances	`ProceedsFromIssuanceOfDebt`	$657.22M	USD	3 Qtrs
Proceeds from debt issuances	`ProceedsFromIssuanceOfDebt`	$762.25M	USD	Annual
Payments on debt	`RepaymentsOfDebt`	$1.25B	USD	3 Qtrs
Payments on debt	`RepaymentsOfDebt`	$389.27M	USD	Annual
Payments on debt	`RepaymentsOfDebt`	$258.34M	USD	3 Qtrs
Payments on debt	`RepaymentsOfDebt`	$188.42M	USD	Annual
Payments on debt	`RepaymentsOfDebt`	$697.44M	USD	Annual
Payments on acquisition-related liabilities	`PaymentsOfMergerRelatedCostsFinancingActivities`	$7.52M	USD	Annual
Payments on acquisition-related liabilities	`PaymentsOfMergerRelatedCostsFinancingActivities`	$9.80M	USD	Annual
Payments on acquisition-related liabilities	`PaymentsOfMergerRelatedCostsFinancingActivities`	$10.94M	USD	Annual
Payments on acquisition-related liabilities	`PaymentsOfMergerRelatedCostsFinancingActivities`	$15.02M	USD	3 Qtrs
Payments on acquisition-related liabilities	`PaymentsOfMergerRelatedCostsFinancingActivities`	$5.81M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfFinancingCosts`	$9.09M	USD	Annual
Debt issuance costs	`PaymentsOfFinancingCosts`	$10.91M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfFinancingCosts`	$3.86M	USD	Annual
Debt issuance costs	`PaymentsOfFinancingCosts`	$13.08M	USD	Annual
Debt issuance costs	`PaymentsOfFinancingCosts`	$8.83M	USD	3 Qtrs
Distributions from partnership	`PaymentsOfDistributionsToAffiliates`	$39.95M	USD	3 Qtrs
Distributions from partnership	`PaymentsOfDistributionsToAffiliates`	$14.60M	USD	1 Quarter
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.00K	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-702.00K	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-88.00K	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-88.00K	USD	3 Qtrs
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$7.70M	USD	Annual
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$408.50M	USD	3 Qtrs
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$576.84M	USD	3 Qtrs
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$380.49M	USD	Annual
Net cash provided by (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$32.59M	USD	Annual
Net decrease in cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-8.19M	USD	3 Qtrs
Net decrease in cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-12.51M	USD	Annual
Net decrease in cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-7.73M	USD	3 Qtrs
Net decrease in cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-15.36M	USD	Annual
Net decrease in cash	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-1.70M	USD	Annual
Cash - Beginning of period	`Cash`	$5.48M	USD	Point-in-time
Cash - Beginning of period	`Cash`	$27.43M	USD	Point-in-time
Cash - Beginning of period	`Cash`	$6.73M	USD	Point-in-time
Cash - Beginning of period	`Cash`	$42.79M	USD	Point-in-time
Cash - Beginning of period	`Cash`	$14.92M	USD	Point-in-time
Cash - Beginning of period	`Cash`	$13.21M	USD	Point-in-time
Cash - end of period	`Cash`	$5.48M	USD	Point-in-time
Cash - end of period	`Cash`	$27.43M	USD	Point-in-time
Cash - end of period	`Cash`	$6.73M	USD	Point-in-time
Cash - end of period	`Cash`	$42.79M	USD	Point-in-time
Cash - end of period	`Cash`	$14.92M	USD	Point-in-time
Cash - end of period	`Cash`	$13.21M	USD	Point-in-time

Stockholders Equity 37 line items

Line Item	Tag	Value	Unit	Period
Property, plant and equipment, accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$212.38M	USD	Point-in-time
Property, plant and equipment, accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$279.38M	USD	Point-in-time
Property, plant and equipment, accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$343.09M	USD	Point-in-time
Intangible assets, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$4.85M	USD	Point-in-time
Intangible assets, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$3.07M	USD	Point-in-time
Intangible assets, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$2.19M	USD	Point-in-time
Beginning Balance	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$286.98M	USD	Point-in-time
Beginning Balance	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$719.85M	USD	Point-in-time
Beginning Balance	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$283.55M	USD	Point-in-time
Beginning Balance	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$33.74M	USD	Point-in-time
Beginning Balance	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$24.77M	USD	Point-in-time
Net (loss) income	`ProfitLoss`	$22.79M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$28.12M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$270.00K	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-53.07M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-56.28M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$4.47M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$34.16M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-10.75M	USD	3 Qtrs
Net (loss) income	`ProfitLoss`	$-6.28M	USD	Annual
Net (loss) income	`ProfitLoss`	$14.20M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-50.58M	USD	Annual
Net (loss) income	`ProfitLoss`	$-70.46M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-45.35M	USD	3 Qtrs
Net (loss) income	`ProfitLoss`	$-103.68M	USD	Annual
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$4.41M	USD	Annual
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-946.00K	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-11.08M	USD	Annual
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-12.54M	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-7.31M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-1.76M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$-3.65M	USD	Annual
Ending Balance	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$33.74M	USD	Point-in-time
Ending Balance	`RedeemableNoncontrollingInterestEquityCommonCarryingAmount`	$24.77M	USD	Point-in-time
Ending Balance	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$286.98M	USD	Point-in-time
Ending Balance	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$719.85M	USD	Point-in-time
Ending Balance	`LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest`	$283.55M	USD	Point-in-time

Comprehensive Income 55 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$22.79M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$28.12M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$270.00K	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-53.07M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-56.28M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$4.47M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$34.16M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-10.75M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-6.28M	USD	Annual
Net income (loss)	`ProfitLoss`	$14.20M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-50.58M	USD	Annual
Net income (loss)	`ProfitLoss`	$-70.46M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$-45.35M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$-103.68M	USD	Annual
Postretirement curtailment adjustment	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$-1.35M	USD	3 Qtrs
Postretirement curtailment adjustment	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$-1.35M	USD	Annual
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-4.41M	USD	Annual
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-2.16M	USD	3 Qtrs
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$3.92M	USD	Annual
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$3.65M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.76M	USD	1 Quarter
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-5.82M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-11.53M	USD	3 Qtrs
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.76M	USD	3 Qtrs
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.30M	USD	1 Quarter
Loss on cash flow hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-1.01M	USD	1 Quarter
Loss on cash flow hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-1.01M	USD	3 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$4.41M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-946.00K	USD	3 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-11.08M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-12.54M	USD	3 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-7.31M	USD	1 Quarter
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-1.76M	USD	1 Quarter
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-3.65M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$26.86M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-57.89M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-99.27M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-11.70M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-54.23M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-17.36M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$26.35M	USD	1 Quarter
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.43M	USD	Annual
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$919.00K	USD	3 Qtrs
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$915.00K	USD	Annual
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$824.00K	USD	Annual
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.24M	USD	1 Quarter
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-1.92M	USD	3 Qtrs
Less comprehensive income (loss) attributable to the noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$52.00K	USD	1 Quarter
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$26.80M	USD	1 Quarter
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$-55.97M	USD	3 Qtrs
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$25.11M	USD	1 Quarter
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$-55.05M	USD	Annual
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$-12.62M	USD	3 Qtrs
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$-18.28M	USD	Annual
Comprehensive income (loss) attributable to member of Summit Materials, LLC	`ComprehensiveIncomeNetOfTax`	$-103.71M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.