10-Q Filing

SEACOR MARINE HOLDINGS INC. CIK: 1690334 Q2 2021

Filing Information

Form Type	10-Q
Accession Number	`0001564590-21-040876`
Period End Date	20210630
Filing Date	20210804
Fiscal Year	2021
Fiscal Period	Q2
XBRL Instance	smhi-10q_20210630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 118 Income Statement 125 Cash Flow Statement 103 Stockholders Equity 43 Comprehensive Income 32

Balance Sheet 118 line items

Line Item	Tag	Value	Unit	Period
Trade receivables, allowance for credit loss	`AllowanceForDoubtfulAccountsReceivableCurrent`	$582.00K	USD	Point-in-time
Trade receivables, allowance for credit loss	`AllowanceForDoubtfulAccountsReceivableCurrent`	$610.00K	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$32.67M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	60.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	60.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$45.45M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$5.86M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$3.35M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	24.51M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	23.50M	shares	Point-in-time
Shares held in treasury (in shares)	`TreasuryStockShares`	127,738.00	shares	Point-in-time
Shares held in treasury (in shares)	`TreasuryStockShares`	73,284.00	shares	Point-in-time
Trade, net of allowance for credit loss accounts of $610 and $582 in 2021 and 2020, respectively	`AccountsReceivableNetCurrent`	$47.08M	USD	Point-in-time
Trade, net of allowance for credit loss accounts of $610 and $582 in 2021 and 2020, respectively	`AccountsReceivableNetCurrent`	$45.33M	USD	Point-in-time
Other	`OtherReceivablesNetCurrent`	$12.15M	USD	Point-in-time
Other	`OtherReceivablesNetCurrent`	$10.92M	USD	Point-in-time
Receivable from SEACOR Holdings	`DueFromAffiliateCurrent`	$18.83M	USD	Point-in-time
Tax Receivable	`IncomeTaxesReceivable`	$1.50M	USD	Point-in-time
Tax Receivable	`IncomeTaxesReceivable`	$13.56M	USD	Point-in-time
Inventories	`InventoryNet`	$425.00K	USD	Point-in-time
Inventories	`InventoryNet`	$576.00K	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$3.23M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$4.53M	USD	Point-in-time
Assets held for sale	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$50.23M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$116.98M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$178.70M	USD	Point-in-time
Historical cost	`PropertyPlantAndEquipmentGross`	$1.01B	USD	Point-in-time
Historical cost	`PropertyPlantAndEquipmentGross`	$987.74M	USD	Point-in-time
Historical cost	`PropertyPlantAndEquipmentGross`	$972.27M	USD	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$271.10M	USD	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$288.88M	USD	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$291.54M	USD	Point-in-time
Property and equipment	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$716.64M	USD	Point-in-time
Property and equipment	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$721.34M	USD	Point-in-time
Property and equipment	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$683.38M	USD	Point-in-time
Construction in progress	`ConstructionInProgressGross`	$32.90M	USD	Point-in-time
Construction in progress	`ConstructionInProgressGross`	$32.33M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$716.29M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$753.66M	USD	Point-in-time
Right-of-Use Asset - Operating Leases	`OperatingLeaseRightOfUseAsset`	$7.13M	USD	Point-in-time
Right-of-Use Asset - Operating Leases	`OperatingLeaseRightOfUseAsset`	$5.47M	USD	Point-in-time
Right-of-Use Asset - Finance Leases	`FinanceLeaseRightOfUseAsset`	$116.00K	USD	Point-in-time
Right-of-Use Asset - Finance Leases	`FinanceLeaseRightOfUseAsset`	$129.00K	USD	Point-in-time
Investments, at Equity, and Advances to 50% or Less Owned Companies	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$75.31M	USD	Point-in-time
Investments, at Equity, and Advances to 50% or Less Owned Companies	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$77.54M	USD	Point-in-time
Other Assets	`OtherAssetsNoncurrent`	$2.78M	USD	Point-in-time
Other Assets	`OtherAssetsNoncurrent`	$2.73M	USD	Point-in-time
Total assets	`Assets`	$919.18M	USD	Point-in-time
Total assets	`Assets`	$1.02B	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$7.03M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$2.88M	USD	Point-in-time
Current portion of financing lease liabilities	`FinanceLeaseLiabilityCurrent`	$36.00K	USD	Point-in-time
Current portion of financing lease liabilities	`FinanceLeaseLiabilityCurrent`	$32.00K	USD	Point-in-time
Recourse	`RecourseLongTermDebtCurrent`	$26.73M	USD	Point-in-time
Recourse	`RecourseLongTermDebtCurrent`	$28.42M	USD	Point-in-time
Non-recourse	`NonRecourseLongTermDebtCurrent`	$5.64M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableAndAccruedLiabilitiesCurrent`	$27.16M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableAndAccruedLiabilitiesCurrent`	$29.97M	USD	Point-in-time
Due to SEACOR Holdings	`DueToAffiliateCurrent`	$277.00K	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$1.74M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$1.29M	USD	Point-in-time
Accrued interest	`InterestAndDividendsPayableCurrent`	$1.66M	USD	Point-in-time
Accrued interest	`InterestAndDividendsPayableCurrent`	$1.81M	USD	Point-in-time
Deferred revenue and unearned revenue	`ContractWithCustomerLiabilityCurrent`	$4.12M	USD	Point-in-time
Deferred revenue and unearned revenue	`ContractWithCustomerLiabilityCurrent`	$4.45M	USD	Point-in-time
Accrued capital, repair, and maintenance expenditures	`AccruedCapitalRepairAndMaintenanceExpendituresCurrent`	$11.33M	USD	Point-in-time
Accrued capital, repair, and maintenance expenditures	`AccruedCapitalRepairAndMaintenanceExpendituresCurrent`	$8.19M	USD	Point-in-time
Accrued insurance deductibles and premiums	`AccruedInsuranceCurrent`	$2.69M	USD	Point-in-time
Accrued insurance deductibles and premiums	`AccruedInsuranceCurrent`	$2.27M	USD	Point-in-time
Accrued professional fees	`AccruedProfessionalFeesCurrent`	$975.00K	USD	Point-in-time
Accrued professional fees	`AccruedProfessionalFeesCurrent`	$922.00K	USD	Point-in-time
Derivatives	`DerivativeLiabilitiesCurrent`	$2.83M	USD	Point-in-time
Derivatives	`DerivativeLiabilitiesCurrent`	$4.59M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$4.44M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$5.03M	USD	Point-in-time
Liabilities held for sale	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$30.93M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$85.66M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$131.80M	USD	Point-in-time
Long-Term Operating Lease Liabilities	`OperatingLeaseLiabilityNoncurrent`	$4.07M	USD	Point-in-time
Long-Term Operating Lease Liabilities	`OperatingLeaseLiabilityNoncurrent`	$4.34M	USD	Point-in-time
Long-Term Financing Lease Liabilities	`FinanceLeaseLiabilityNoncurrent`	$105.00K	USD	Point-in-time
Long-Term Financing Lease Liabilities	`FinanceLeaseLiabilityNoncurrent`	$92.00K	USD	Point-in-time
Recourse	`RecourseLongTermDebtNoncurrent`	$328.69M	USD	Point-in-time
Recourse	`RecourseLongTermDebtNoncurrent`	$315.37M	USD	Point-in-time
Non-recourse	`NonRecourseLongTermDebtNoncurrent`	$111.82M	USD	Point-in-time
Non-recourse	`NonRecourseLongTermDebtNoncurrent`	$5.45M	USD	Point-in-time
Conversion Option Liability on Convertible Senior Notes	`DerivativeLiabilitiesNoncurrent`	$2.00K	USD	Point-in-time
Conversion Option Liability on Convertible Senior Notes	`DerivativeLiabilitiesNoncurrent`	$7.00K	USD	Point-in-time
Deferred Income Taxes	`DeferredIncomeTaxLiabilitiesNet`	$35.82M	USD	Point-in-time
Deferred Income Taxes	`DeferredIncomeTaxLiabilitiesNet`	$46.17M	USD	Point-in-time
Deferred Gains and Other Liabilities	`OtherLiabilitiesNoncurrent`	$2.95M	USD	Point-in-time
Deferred Gains and Other Liabilities	`OtherLiabilitiesNoncurrent`	$3.24M	USD	Point-in-time
Total liabilities	`Liabilities`	$615.83M	USD	Point-in-time
Total liabilities	`Liabilities`	$459.78M	USD	Point-in-time
Common stock, $.01 par value, 60,000,000 shares authorized; 24,508,630 and 23,504,050 shares issued in 2021 and 2020, respectively	`CommonStockValue`	$235.00K	USD	Point-in-time
Common stock, $.01 par value, 60,000,000 shares authorized; 24,508,630 and 23,504,050 shares issued in 2021 and 2020, respectively	`CommonStockValue`	$245.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$451.18M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$454.08M	USD	Point-in-time
Retained Earnings (Accumulated deficit)	`RetainedEarningsAccumulatedDeficit`	$-51.84M	USD	Point-in-time
Retained Earnings (Accumulated deficit)	`RetainedEarningsAccumulatedDeficit`	$-1.23M	USD	Point-in-time
Shares held in treasury of 127,738 and 73,284, respectively, at cost	`TreasuryStockValue`	$848.00K	USD	Point-in-time
Shares held in treasury of 127,738 and 73,284, respectively, at cost	`TreasuryStockValue`	$1.12M	USD	Point-in-time
Accumulated other comprehensive gain, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$7.11M	USD	Point-in-time
Accumulated other comprehensive gain, net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$2.79M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$401.52M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$459.08M	USD	Point-in-time
Noncontrolling interests in subsidiaries	`MinorityInterest`	$319.00K	USD	Point-in-time
Noncontrolling interests in subsidiaries	`MinorityInterest`	$320.00K	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$455.31M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$478.92M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$459.40M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$409.16M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$401.84M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$451.36M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$919.18M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.02B	USD	Point-in-time

Income Statement 125 line items

Line Item	Tag	Value	Unit	Period
Gain on sale of windcat workboats	`GainLossOnDispositionOfAssets1`	$22.76M	USD	2 Qtrs
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$33.92M	USD	1 Quarter
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$42.80M	USD	1 Quarter
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$79.31M	USD	2 Qtrs
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$69.59M	USD	2 Qtrs
Operating	`OperatingCostsAndExpenses`	$40.86M	USD	2 Qtrs
Operating	`OperatingCostsAndExpenses`	$20.13M	USD	1 Quarter
Operating	`OperatingCostsAndExpenses`	$32.62M	USD	1 Quarter
Operating	`OperatingCostsAndExpenses`	$58.92M	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$9.15M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$17.76M	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$13.24M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$22.63M	USD	2 Qtrs
Lease expense	`LeaseExpense`	$4.53M	USD	2 Qtrs
Lease expense	`LeaseExpense`	$1.23M	USD	1 Quarter
Lease expense	`LeaseExpense`	$2.31M	USD	2 Qtrs
Lease expense	`LeaseExpense`	$1.20M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$13.72M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$14.09M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$28.89M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$27.09M	USD	2 Qtrs
Costs and expenses	`CostsAndExpenses`	$107.89M	USD	2 Qtrs
Costs and expenses	`CostsAndExpenses`	$48.30M	USD	1 Quarter
Costs and expenses	`CostsAndExpenses`	$95.11M	USD	2 Qtrs
Costs and expenses	`CostsAndExpenses`	$57.09M	USD	1 Quarter
Gains (Losses) on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.45M	USD	1 Quarter
Gains (Losses) on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-16.02M	USD	2 Qtrs
Gains (Losses) on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$20.38M	USD	2 Qtrs
Gains (Losses) on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$22.65M	USD	1 Quarter
Operating Income (Loss)	`OperatingIncomeLoss`	$-17.82M	USD	1 Quarter
Operating Income (Loss)	`OperatingIncomeLoss`	$8.36M	USD	1 Quarter
Operating Income (Loss)	`OperatingIncomeLoss`	$-8.20M	USD	2 Qtrs
Operating Income (Loss)	`OperatingIncomeLoss`	$-41.55M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$516.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$135.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$1.18M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$1.12M	USD	2 Qtrs
Interest expense	`InterestExpense`	$14.09M	USD	2 Qtrs
Interest expense	`InterestExpense`	$7.31M	USD	1 Quarter
Interest expense	`InterestExpense`	$6.72M	USD	1 Quarter
Interest expense	`InterestExpense`	$15.33M	USD	2 Qtrs
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$9.00K	USD	1 Quarter
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$7.00K	USD	2 Qtrs
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$25.00K	USD	2 Qtrs
Gain on Debt Extinguishment	`GainsLossesOnExtinguishmentOfDebt`	$61.99M	USD	2 Qtrs
Gain on Debt Extinguishment	`GainsLossesOnExtinguishmentOfDebt`	$61.99M	USD	1 Quarter
Derivative gains, net	`GainLossOnDerivativeInstrumentsNetPretax`	$85.00K	USD	1 Quarter
Derivative gains, net	`GainLossOnDerivativeInstrumentsNetPretax`	$385.00K	USD	2 Qtrs
Derivative gains, net	`GainLossOnDerivativeInstrumentsNetPretax`	$5.20M	USD	2 Qtrs
Derivative gains, net	`GainLossOnDerivativeInstrumentsNetPretax`	$30.00K	USD	1 Quarter
Foreign currency gains (losses), net	`ForeignCurrencyTransactionGainLossBeforeTax`	$193.00K	USD	1 Quarter
Foreign currency gains (losses), net	`ForeignCurrencyTransactionGainLossBeforeTax`	$903.00K	USD	2 Qtrs
Foreign currency gains (losses), net	`ForeignCurrencyTransactionGainLossBeforeTax`	$-1.12M	USD	2 Qtrs
Foreign currency gains (losses), net	`ForeignCurrencyTransactionGainLossBeforeTax`	$-657.00K	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-1.00K	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-1.00K	USD	2 Qtrs
Nonoperating income expense	`NonoperatingIncomeExpense`	$47.04M	USD	2 Qtrs
Nonoperating income expense	`NonoperatingIncomeExpense`	$54.19M	USD	1 Quarter
Nonoperating income expense	`NonoperatingIncomeExpense`	$-6.84M	USD	2 Qtrs
Nonoperating income expense	`NonoperatingIncomeExpense`	$-5.93M	USD	1 Quarter
Income (Loss) from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-48.38M	USD	2 Qtrs
Income (Loss) from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$38.84M	USD	2 Qtrs
Income (Loss) from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-23.76M	USD	1 Quarter
Income (Loss) from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$62.55M	USD	1 Quarter
Income Tax Expense (Benefit)	`IncomeTaxExpenseBenefit`	$-21.67M	USD	2 Qtrs
Income Tax Expense (Benefit)	`IncomeTaxExpenseBenefit`	$-15.01M	USD	1 Quarter
Income Tax Expense (Benefit)	`IncomeTaxExpenseBenefit`	$15.91M	USD	1 Quarter
Income Tax Expense (Benefit)	`IncomeTaxExpenseBenefit`	$13.23M	USD	2 Qtrs
Income (Loss) from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$-26.71M	USD	2 Qtrs
Income (Loss) from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$46.63M	USD	1 Quarter
Income (Loss) from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$25.62M	USD	2 Qtrs
Income (Loss) from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$-8.75M	USD	1 Quarter
Equity in Earnings Gains of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$2.08M	USD	1 Quarter
Equity in Earnings Gains of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$6.27M	USD	2 Qtrs
Equity in Earnings Gains of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$2.11M	USD	2 Qtrs
Equity in Earnings Gains of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$2.17M	USD	1 Quarter
Income (Loss) from Continuing Operations	`IncomeLossFromContinuingOperations`	$-6.67M	USD	1 Quarter
Income (Loss) from Continuing Operations	`IncomeLossFromContinuingOperations`	$31.89M	USD	2 Qtrs
Income (Loss) from Continuing Operations	`IncomeLossFromContinuingOperations`	$-24.61M	USD	2 Qtrs
Income (Loss) from Continuing Operations	`IncomeLossFromContinuingOperations`	$48.80M	USD	1 Quarter
Income (Loss) on Discontinued Operations, Net of Tax (see Note 12 and includes gain of $22,756 on the sale of Windcat Workboats)	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$22.93M	USD	2 Qtrs
Income (Loss) on Discontinued Operations, Net of Tax (see Note 12 and includes gain of $22,756 on the sale of Windcat Workboats)	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-1.45M	USD	2 Qtrs
Income (Loss) on Discontinued Operations, Net of Tax (see Note 12 and includes gain of $22,756 on the sale of Windcat Workboats)	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$602.00K	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$54.81M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$48.80M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$-6.07M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$-26.06M	USD	2 Qtrs
Net Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.00K	USD	1 Quarter
Net Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.00K	USD	2 Qtrs
Net Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`NetIncomeLossAttributableToNoncontrollingInterest`	$-4.04M	USD	2 Qtrs
Net Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`NetIncomeLossAttributableToNoncontrollingInterest`	$7.00K	USD	1 Quarter
Net Income (Loss) Attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$-6.07M	USD	1 Quarter
Net Income (Loss) Attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$48.80M	USD	1 Quarter
Net Income (Loss) Attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$54.81M	USD	2 Qtrs
Net Income (Loss) Attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$-22.02M	USD	2 Qtrs
Basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.26	USD	2 Qtrs
Basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.84	USD	2 Qtrs
Basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$-0.27	USD	1 Quarter
Basic	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.92	USD	1 Quarter
Diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.27	USD	1 Quarter
Diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.26	USD	2 Qtrs
Diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.79	USD	1 Quarter
Diluted	`IncomeLossFromContinuingOperationsPerDilutedShare`	$-0.84	USD	2 Qtrs
Basic	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.90	USD	2 Qtrs
Basic	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.03	USD	1 Quarter
Basic	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.06	USD	2 Qtrs
Diluted	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.06	USD	2 Qtrs
Diluted	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.03	USD	1 Quarter
Diluted	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.90	USD	2 Qtrs
Basic	`EarningsPerShareBasic`	$2.16	USD	2 Qtrs
Basic	`EarningsPerShareBasic`	$-0.24	USD	1 Quarter
Basic	`EarningsPerShareBasic`	$-0.90	USD	2 Qtrs
Basic	`EarningsPerShareBasic`	$1.92	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$1.79	USD	1 Quarter
Diluted	`EarningsPerShareDiluted`	$2.16	USD	2 Qtrs
Diluted	`EarningsPerShareDiluted`	$-0.90	USD	2 Qtrs
Diluted	`EarningsPerShareDiluted`	$-0.24	USD	1 Quarter
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	25.44M	shares	1 Quarter
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	24.85M	shares	1 Quarter
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	24.42M	shares	2 Qtrs
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	25.37M	shares	2 Qtrs
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	28.35M	shares	1 Quarter
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	24.42M	shares	2 Qtrs
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	25.37M	shares	2 Qtrs
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	24.85M	shares	1 Quarter

Cash Flow Statement 103 line items

Line Item	Tag	Value	Unit	Period
Net Income (Loss)	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$24.61M	USD	2 Qtrs
Net Income (Loss)	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-54.81M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$13.72M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$14.09M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$28.89M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$27.09M	USD	2 Qtrs
Deferred financing costs amortization	`AmortizationOfFinancingCosts`	$514.00K	USD	2 Qtrs
Deferred financing costs amortization	`AmortizationOfFinancingCosts`	$563.00K	USD	2 Qtrs
Amortization of employee share awards	`EmployeeBenefitsAndShareBasedCompensation`	$2.46M	USD	2 Qtrs
Amortization of employee share awards	`EmployeeBenefitsAndShareBasedCompensation`	$2.01M	USD	2 Qtrs
Restricted stock vesting	`RestrictedStockVesting`	$178.00K	USD	2 Qtrs
Restricted stock vesting	`RestrictedStockVesting`	$272.00K	USD	2 Qtrs
Director share awards	`DirectorStockAwards`	$755.00K	USD	2 Qtrs
Director share awards	`DirectorStockAwards`	$435.00K	USD	2 Qtrs
Debt discount amortization	`AmortizationOfDebtDiscountPremium`	$2.96M	USD	2 Qtrs
Debt discount amortization	`AmortizationOfDebtDiscountPremium`	$3.68M	USD	2 Qtrs
Bad debt recoveries	`ProvisionForDoubtfulAccounts`	$156.00K	USD	2 Qtrs
Bad debt recoveries	`ProvisionForDoubtfulAccounts`	$191.00K	USD	2 Qtrs
(Gain) Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.45M	USD	1 Quarter
(Gain) Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-16.02M	USD	2 Qtrs
(Gain) Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$20.38M	USD	2 Qtrs
(Gain) Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$22.65M	USD	1 Quarter
Gain on the Sale of Windcat Workboats	`GainLossOnDispositionOfAssets1`	$22.76M	USD	2 Qtrs
Gain on Debt Extinguishment	`GainsLossesOnExtinguishmentOfDebtBeforeWriteOffOfDeferredDebtIssuanceCost`	$62.75M	USD	2 Qtrs
Derivative gains	`GainLossOnDerivativeInstrumentsNetPretax`	$85.00K	USD	1 Quarter
Derivative gains	`GainLossOnDerivativeInstrumentsNetPretax`	$385.00K	USD	2 Qtrs
Derivative gains	`GainLossOnDerivativeInstrumentsNetPretax`	$5.20M	USD	2 Qtrs
Derivative gains	`GainLossOnDerivativeInstrumentsNetPretax`	$30.00K	USD	1 Quarter
Interest on Finance Lease	`ProceedsFromInterestOnFinanceLeases`	$2.00K	USD	2 Qtrs
Cash settlement payments on derivative transactions, net	`PaymentsForProceedsFromDerivativeInstrumentsOperatingActivities`	$1.33M	USD	2 Qtrs
Cash settlement payments on derivative transactions, net	`PaymentsForProceedsFromDerivativeInstrumentsOperatingActivities`	$464.00K	USD	2 Qtrs
Currency (gains) losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$193.00K	USD	1 Quarter
Currency (gains) losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$903.00K	USD	2 Qtrs
Currency (gains) losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-1.12M	USD	2 Qtrs
Currency (gains) losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-657.00K	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$10.35M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-9.82M	USD	2 Qtrs
Equity Earnings	`IncomeLossFromEquityMethodInvestments`	$2.08M	USD	1 Quarter
Equity Earnings	`IncomeLossFromEquityMethodInvestments`	$6.27M	USD	2 Qtrs
Equity Earnings	`IncomeLossFromEquityMethodInvestments`	$2.11M	USD	2 Qtrs
Equity Earnings	`IncomeLossFromEquityMethodInvestments`	$2.17M	USD	1 Quarter
Accounts receivables	`IncreaseDecreaseInReceivables`	$-27.39M	USD	2 Qtrs
Accounts receivables	`IncreaseDecreaseInReceivables`	$20.10M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-5.27M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$104.00K	USD	2 Qtrs
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-16.42M	USD	2 Qtrs
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-6.03M	USD	2 Qtrs
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$9.54M	USD	2 Qtrs
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-24.94M	USD	2 Qtrs
Purchases of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$3.65M	USD	2 Qtrs
Purchases of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$15.47M	USD	2 Qtrs
Proceeds from disposition of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$17.14M	USD	2 Qtrs
Proceeds from disposition of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$30.14M	USD	2 Qtrs
Construction reserve funds utilized	`PaymentsForProceedsFromOtherInvestingActivities`	$-9.15M	USD	2 Qtrs
Construction reserve funds transferred to short-term cash	`ConstructionReserveFundsTransferredToShortTermCash`	$3.75M	USD	2 Qtrs
Purchase of subsidiary from joint venture	`PaymentsToAcquireProceedsFromDivestitureInterestInJointVenture`	$8.39M	USD	2 Qtrs
Proceeds from sale of Windcat Workboats, net of transaction costs and cash sold	`ProceedsFromSaleOfPropertyNetOfTransactionCostsAndCashSold`	$38.72M	USD	2 Qtrs
Investments in and advances to 50% or less owned companies	`PaymentsToAcquireEquityMethodInvestments`	$736.00K	USD	2 Qtrs
Investments in and advances to 50% or less owned companies	`PaymentsToAcquireEquityMethodInvestments`	$301.00K	USD	2 Qtrs
Principal payments on notes due from equity investees	`RepaymentOfNotesReceivableFromRelatedParties`	$3.80M	USD	2 Qtrs
Net cash provided by investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$68.26M	USD	2 Qtrs
Net cash provided by investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$5.86M	USD	2 Qtrs
Payments on long-term debt	`RepaymentsOfLongTermDebt`	$8.57M	USD	2 Qtrs
Payments on long-term debt	`RepaymentsOfLongTermDebt`	$65.09M	USD	2 Qtrs
Payments on debt extinguishment cost	`PaymentsOfDebtExtinguishmentCosts`	$755.00K	USD	2 Qtrs
Payment on Finance Lease	`FinanceLeasePrincipalPayments`	$12.00K	USD	2 Qtrs
Issuance of stock	`ProceedsFromIssuanceOfCommonStock`	$10.00K	USD	2 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-8.57M	USD	2 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-65.85M	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-21.00K	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-1.59M	USD	2 Qtrs
Net Increase (Decrease) in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseContinuingOperationsIncludingExchangeRateEffect`	$-29.25M	USD	2 Qtrs
Net Increase (Decrease) in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseContinuingOperationsIncludingExchangeRateEffect`	$11.93M	USD	2 Qtrs
Operating Activities	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$-171.00K	USD	2 Qtrs
Operating Activities	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$4.80M	USD	2 Qtrs
Investing Activities	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	2 Qtrs
Investing Activities	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-4.36M	USD	2 Qtrs
Financing Activities	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	-	USD	2 Qtrs
Financing Activities	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	$-149.00K	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash, Restricted Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations`	$-51.00K	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents on Discontinued Operations	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseDiscontinuedOperationsIncludingExchangeRateEffect`	$-171.00K	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents on Discontinued Operations	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseDiscontinuedOperationsIncludingExchangeRateEffect`	$249.00K	USD	2 Qtrs
Net Increase (Decrease) in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-29.00M	USD	2 Qtrs
Net Increase (Decrease) in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$11.76M	USD	2 Qtrs
Cash, Restricted Cash and Cash Equivalents, Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$58.05M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$39.54M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$87.05M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$51.30M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$58.05M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$39.54M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$87.05M	USD	Point-in-time
Cash, Restricted Cash and Cash Equivalents, End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$51.30M	USD	Point-in-time
Cash paid for interest, excluding capitalized interest	`InterestPaidNet`	$8.80M	USD	2 Qtrs
Cash paid for interest, excluding capitalized interest	`InterestPaidNet`	$11.74M	USD	2 Qtrs
Income taxes refunded, net	`IncomeTaxesPaidNet`	$1.28M	USD	2 Qtrs
Income taxes refunded, net	`IncomeTaxesPaidNet`	$31.40M	USD	2 Qtrs
Increase in property, plant and equipment related to an acquisition	`NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1`	$142.28M	USD	2 Qtrs
Decrease in joint venture investments related to an acquisition	`NoncashDecreaseInJointVentureInvestmentsRelatedToAcquisition`	$22.22M	USD	2 Qtrs
Increase in long-term debt related to an acquisition	`NoncashOrPartNoncashAcquisitionDebtAssumed1`	$75.57M	USD	2 Qtrs
Increase in long-term debt related to asset purchases	`NoncashIncreaseInLongTermDebtRelatedToAssetPurchases`	$10.63M	USD	2 Qtrs
Decrease in debt related to debt settlement	`IncreaseDecreaseInDebtRelatedToDebtSettlement`	$-62.75M	USD	2 Qtrs
Decrease in capital expenditures in accounts payable and accrued liabilities	`IncreaseDecreaseInCapitalExpendituresInAccountsPayableAndAccruedLiabilities`	$-3.95M	USD	2 Qtrs
Decrease in capital expenditures in accounts payable and accrued liabilities	`IncreaseDecreaseInCapitalExpendituresInAccountsPayableAndAccruedLiabilities`	$-6.04M	USD	2 Qtrs

Stockholders Equity 43 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$455.31M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$478.92M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$459.40M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$409.16M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$401.84M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$451.36M	USD	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	24.51M	shares	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	23.50M	shares	Point-in-time
Issuance of Common Stock	`StockIssuedDuringPeriodValueNewIssues`	$3.36M	USD	2 Qtrs
Restricted stock grants	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$8.00K	USD	2 Qtrs
Restricted stock grants	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$3.00K	USD	2 Qtrs
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.46M	USD	2 Qtrs
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.35M	USD	1 Quarter
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.01M	USD	2 Qtrs
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$937.00K	USD	1 Quarter
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$10.00K	USD	1 Quarter
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$272.00K	USD	2 Qtrs
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$3.00K	USD	1 Quarter
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$178.00K	USD	2 Qtrs
Restricted stock vesting (in shares)	`TreasuryStockSharesAcquired`	54,454.00	shares	2 Qtrs
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$755.00K	USD	1 Quarter
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$437.00K	USD	2 Qtrs
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$437.00K	USD	1 Quarter
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$755.00K	USD	2 Qtrs
Sale of Windcat Workboats	`SaleOfWindcatWorkboats`	$4.20M	USD	2 Qtrs
Sale of Windcat Workboats	`SaleOfWindcatWorkboats`	$1.00K	USD	1 Quarter
Acquisition of consolidated joint venture	`StockGrantedDuringPeriodValueSharebasedCompensation`	$3.36M	USD	2 Qtrs
Net (loss) income	`ProfitLoss`	$54.81M	USD	2 Qtrs
Net (loss) income	`ProfitLoss`	$48.80M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-6.07M	USD	1 Quarter
Net (loss) income	`ProfitLoss`	$-26.06M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$430.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-4.09M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$4.32M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-339.00K	USD	1 Quarter
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$455.31M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$478.92M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$459.40M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$409.16M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$401.84M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$451.36M	USD	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	24.51M	shares	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	23.50M	shares	Point-in-time

Comprehensive Income 32 line items

Line Item	Tag	Value	Unit	Period
Reclassification of derivative losses on cash flow hedges to equity in earnings	`PercentageOfOwnedCompaniesDerivativeLossesOnCashFlowHedgesReclassificationToEquityInEarnings`	0.50	pure	2 Qtrs
Reclassification of derivative losses on cash flow hedges to equity in earnings	`PercentageOfOwnedCompaniesDerivativeLossesOnCashFlowHedgesReclassificationToEquityInEarnings`	0.50	pure	1 Quarter
Reclassification of derivative losses on cash flow hedges to equity in earnings	`PercentageOfOwnedCompaniesDerivativeLossesOnCashFlowHedgesReclassificationToEquityInEarnings`	0.50	pure	2 Qtrs
Reclassification of derivative losses on cash flow hedges to equity in earnings	`PercentageOfOwnedCompaniesDerivativeLossesOnCashFlowHedgesReclassificationToEquityInEarnings`	0.50	pure	1 Quarter
Net Income (Loss)	`ProfitLoss`	$54.81M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$48.80M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$-6.07M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$-26.06M	USD	2 Qtrs
Foreign currency translation gains (losses)	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax`	$4.32M	USD	2 Qtrs
Foreign currency translation gains (losses)	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax`	$-2.45M	USD	2 Qtrs
Foreign currency translation gains (losses)	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax`	$75.00K	USD	1 Quarter
Foreign currency translation gains (losses)	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax`	$-70.00K	USD	1 Quarter
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$32.00K	USD	2 Qtrs
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-1.95M	USD	2 Qtrs
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$166.00K	USD	1 Quarter
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-95.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$-4.09M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$4.32M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$-339.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$430.00K	USD	1 Quarter
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$48.46M	USD	1 Quarter
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-30.15M	USD	2 Qtrs
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$59.13M	USD	2 Qtrs
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-5.64M	USD	1 Quarter
Comprehensive Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-4.04M	USD	2 Qtrs
Comprehensive Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.00K	USD	1 Quarter
Comprehensive Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.00K	USD	2 Qtrs
Comprehensive Income (Loss) Attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$7.00K	USD	1 Quarter
Comprehensive Income (Loss) attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$-26.11M	USD	2 Qtrs
Comprehensive Income (Loss) attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$-5.64M	USD	1 Quarter
Comprehensive Income (Loss) attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$59.13M	USD	2 Qtrs
Comprehensive Income (Loss) attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$48.46M	USD	1 Quarter

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