10-Q Filing

SEACOR MARINE HOLDINGS INC. CIK: 1690334 Q2 2020

Filing Information

Form Type	10-Q
Accession Number	`0001564590-20-037831`
Period End Date	20200630
Filing Date	20200806
Fiscal Year	2020
Fiscal Period	Q2
XBRL Instance	smhi-10q_20200630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 107 Income Statement 104 Cash Flow Statement 97 Stockholders Equity 51 Comprehensive Income 38

Balance Sheet 107 line items

Line Item	Tag	Value	Unit	Period
Trade receivables, allowance for credit loss	`AllowanceForDoubtfulAccountsReceivableCurrent`	$455.00K	USD	Point-in-time
Trade receivables, allowance for credit loss	`AllowanceForDoubtfulAccountsReceivableCurrent`	$664.00K	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`	$83.94M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$54.70M	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
Restricted cash	`RestrictedCashAndCashEquivalents`	$3.10M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	23.10M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$3.35M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	21.93M	shares	Point-in-time
Shares held in treasury (in shares)	`TreasuryStockShares`	47,185.00	shares	Point-in-time
Shares held in treasury (in shares)	`TreasuryStockShares`	72,930.00	shares	Point-in-time
Trade, net of allowance for credit loss accounts of $664 and $455 in 2020 and 2019, respectively	`AccountsReceivableNetCurrent`	$57.89M	USD	Point-in-time
Trade, net of allowance for credit loss accounts of $664 and $455 in 2020 and 2019, respectively	`AccountsReceivableNetCurrent`	$49.13M	USD	Point-in-time
Other	`OtherReceivablesNetCurrent`	$18.53M	USD	Point-in-time
Other	`OtherReceivablesNetCurrent`	$14.36M	USD	Point-in-time
Receivable from SEACOR Holdings	`DueFromAffiliateCurrent`	$14.39M	USD	Point-in-time
Inventories	`InventoryNet`	$1.41M	USD	Point-in-time
Inventories	`InventoryNet`	$1.23M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$3.22M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$2.61M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$158.55M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$149.32M	USD	Point-in-time
Historical cost	`PropertyPlantAndEquipmentGross`	$1.07B	USD	Point-in-time
Historical cost	`PropertyPlantAndEquipmentGross`	$1.10B	USD	Point-in-time
Historical cost	`PropertyPlantAndEquipmentGross`	$976.98M	USD	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$425.88M	USD	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$322.38M	USD	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$358.96M	USD	Point-in-time
Property and equipment	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$743.86M	USD	Point-in-time
Property and equipment	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$673.34M	USD	Point-in-time
Property and equipment	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$618.02M	USD	Point-in-time
Construction in progress	`ConstructionInProgressGross`	$55.95M	USD	Point-in-time
Construction in progress	`ConstructionInProgressGross`	$74.34M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$799.82M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$692.36M	USD	Point-in-time
Right-of-Use Asset - Operating Leases	`OperatingLeaseRightOfUseAsset`	$17.31M	USD	Point-in-time
Right-of-Use Asset - Operating Leases	`OperatingLeaseRightOfUseAsset`	$8.82M	USD	Point-in-time
Investments, at Equity, and Advances to 50% or Less Owned Companies	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$124.68M	USD	Point-in-time
Investments, at Equity, and Advances to 50% or Less Owned Companies	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$90.90M	USD	Point-in-time
Construction Reserve Funds	`ConstructionReserveFunds`	$12.89M	USD	Point-in-time
Other Assets	`OtherAssetsNoncurrent`	$3.24M	USD	Point-in-time
Other Assets	`OtherAssetsNoncurrent`	$3.40M	USD	Point-in-time
Total assets	`Assets`	$1.05B	USD	Point-in-time
Total assets	`Assets`	$1.01B	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$11.77M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$15.10M	USD	Point-in-time
Recourse	`RecourseLongTermDebtCurrent`	$17.80M	USD	Point-in-time
Recourse	`RecourseLongTermDebtCurrent`	$48.57M	USD	Point-in-time
Non-recourse	`NonRecourseLongTermDebtCurrent`	$3.23M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableAndAccruedLiabilitiesCurrent`	$25.69M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableAndAccruedLiabilitiesCurrent`	$22.38M	USD	Point-in-time
Due to SEACOR Holdings	`DueToAffiliateCurrent`	$74.00K	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$1.59M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$1.83M	USD	Point-in-time
Accrued interest	`InterestAndDividendsPayableCurrent`	$2.50M	USD	Point-in-time
Accrued interest	`InterestAndDividendsPayableCurrent`	$731.00K	USD	Point-in-time
Deferred revenue and unearned revenue	`ContractWithCustomerLiabilityCurrent`	$4.00M	USD	Point-in-time
Deferred revenue and unearned revenue	`ContractWithCustomerLiabilityCurrent`	$5.33M	USD	Point-in-time
Accrued capital, repair and maintenance expenditures	`AccruedCapitalRepairAndMaintenanceExpendituresCurrent`	$10.55M	USD	Point-in-time
Accrued capital, repair and maintenance expenditures	`AccruedCapitalRepairAndMaintenanceExpendituresCurrent`	$16.00M	USD	Point-in-time
Accrued insurance deductibles and premiums	`AccruedInsuranceCurrent`	$3.56M	USD	Point-in-time
Accrued insurance deductibles and premiums	`AccruedInsuranceCurrent`	$2.41M	USD	Point-in-time
Derivatives	`DerivativeLiabilitiesCurrent`	$3.01M	USD	Point-in-time
Derivatives	`DerivativeLiabilitiesCurrent`	$4.45M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$4.65M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$5.69M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$94.82M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$116.10M	USD	Point-in-time
Long-Term Operating Lease Liabilities	`OperatingLeaseLiabilityNoncurrent`	$6.54M	USD	Point-in-time
Long-Term Operating Lease Liabilities	`OperatingLeaseLiabilityNoncurrent`	$9.82M	USD	Point-in-time
Recourse	`RecourseLongTermDebtNoncurrent`	$309.19M	USD	Point-in-time
Recourse	`RecourseLongTermDebtNoncurrent`	$239.94M	USD	Point-in-time
Non-recourse	`NonRecourseLongTermDebtNoncurrent`	$138.48M	USD	Point-in-time
Non-recourse	`NonRecourseLongTermDebtNoncurrent`	$140.31M	USD	Point-in-time
Conversion Option Liability on Convertible Senior Notes	`DerivativeLiabilitiesNoncurrent`	$6.00K	USD	Point-in-time
Conversion Option Liability on Convertible Senior Notes	`DerivativeLiabilitiesNoncurrent`	$5.21M	USD	Point-in-time
Deferred Income Taxes	`DeferredIncomeTaxLiabilitiesNet`	$24.10M	USD	Point-in-time
Deferred Income Taxes	`DeferredIncomeTaxLiabilitiesNet`	$33.91M	USD	Point-in-time
Deferred Gains and Other Liabilities	`OtherLiabilitiesNoncurrent`	$6.32M	USD	Point-in-time
Deferred Gains and Other Liabilities	`OtherLiabilitiesNoncurrent`	$6.27M	USD	Point-in-time
Total liabilities	`Liabilities`	$530.27M	USD	Point-in-time
Total liabilities	`Liabilities`	$600.74M	USD	Point-in-time
Common stock, $.01 par value, 60,000,000 shares authorized; 23,096,914 and 21,928,674 shares issued in 2020 and 2019, respectively	`CommonStockValue`	$219.00K	USD	Point-in-time
Common stock, $.01 par value, 60,000,000 shares authorized; 23,096,914 and 21,928,674 shares issued in 2020 and 2019, respectively	`CommonStockValue`	$232.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$429.32M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$449.12M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.06M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$27.08M	USD	Point-in-time
Shares held in treasury of 72,930 and 47,185, respectively, at cost	`TreasuryStockValue`	$847.00K	USD	Point-in-time
Shares held in treasury of 72,930 and 47,185, respectively, at cost	`TreasuryStockValue`	$669.00K	USD	Point-in-time
Accumulated other comprehensive gain (loss), net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-2.54M	USD	Point-in-time
Accumulated other comprehensive gain (loss), net of tax	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.55M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$451.02M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$457.49M	USD	Point-in-time
Noncontrolling interests in subsidiaries	`MinorityInterest`	$21.43M	USD	Point-in-time
Noncontrolling interests in subsidiaries	`MinorityInterest`	$346.00K	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$478.92M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$455.31M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$554.93M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$542.12M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$451.36M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$511.24M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.05B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$1.01B	USD	Point-in-time

Income Statement 104 line items

Line Item	Tag	Value	Unit	Period
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$52.81M	USD	1 Quarter
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$83.62M	USD	2 Qtrs
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$97.72M	USD	2 Qtrs
Operating Revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$41.88M	USD	1 Quarter
Operating	`OperatingCostsAndExpenses`	$70.54M	USD	2 Qtrs
Operating	`OperatingCostsAndExpenses`	$48.53M	USD	2 Qtrs
Operating	`OperatingCostsAndExpenses`	$35.37M	USD	1 Quarter
Operating	`OperatingCostsAndExpenses`	$23.91M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$25.32M	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$21.34M	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$14.56M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$10.52M	USD	1 Quarter
Lease expense	`LeaseExpense`	$4.76M	USD	2 Qtrs
Lease expense	`LeaseExpense`	$1.35M	USD	1 Quarter
Lease expense	`LeaseExpense`	$8.44M	USD	2 Qtrs
Lease expense	`LeaseExpense`	$4.30M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$16.41M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$15.31M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$30.31M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$32.51M	USD	2 Qtrs
Costs and expenses	`CostsAndExpenses`	$132.82M	USD	2 Qtrs
Costs and expenses	`CostsAndExpenses`	$108.93M	USD	2 Qtrs
Costs and expenses	`CostsAndExpenses`	$55.14M	USD	1 Quarter
Costs and expenses	`CostsAndExpenses`	$66.60M	USD	1 Quarter
Losses on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.85M	USD	1 Quarter
Losses on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.45M	USD	1 Quarter
Losses on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-16.02M	USD	2 Qtrs
Losses on Asset Dispositions and Impairments, Net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.58M	USD	2 Qtrs
Operating Loss	`OperatingIncomeLoss`	$-38.67M	USD	2 Qtrs
Operating Loss	`OperatingIncomeLoss`	$-16.72M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-41.34M	USD	2 Qtrs
Operating Loss	`OperatingIncomeLoss`	$-17.64M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$215.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$569.00K	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$529.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$1.21M	USD	2 Qtrs
Interest expense	`InterestExpense`	$14.63M	USD	2 Qtrs
Interest expense	`InterestExpense`	$15.30M	USD	2 Qtrs
Interest expense	`InterestExpense`	$7.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$7.63M	USD	1 Quarter
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$9.00K	USD	1 Quarter
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$32.00K	USD	1 Quarter
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$25.00K	USD	2 Qtrs
SEACOR Holdings guarantee fees	`GuaranteeFeesRelatedParty`	$61.00K	USD	2 Qtrs
Derivative gains (losses), net	`GainLossOnDerivativeInstrumentsNetPretax`	$5.20M	USD	2 Qtrs
Derivative gains (losses), net	`GainLossOnDerivativeInstrumentsNetPretax`	$85.00K	USD	1 Quarter
Derivative gains (losses), net	`GainLossOnDerivativeInstrumentsNetPretax`	$-1.40M	USD	1 Quarter
Derivative gains (losses), net	`GainLossOnDerivativeInstrumentsNetPretax`	$-2.32M	USD	2 Qtrs
Foreign currency losses, net	`ForeignCurrencyTransactionGainLossBeforeTax`	$-924.00K	USD	1 Quarter
Foreign currency losses, net	`ForeignCurrencyTransactionGainLossBeforeTax`	$-254.00K	USD	2 Qtrs
Foreign currency losses, net	`ForeignCurrencyTransactionGainLossBeforeTax`	$-171.00K	USD	1 Quarter
Foreign currency losses, net	`ForeignCurrencyTransactionGainLossBeforeTax`	$-106.00K	USD	2 Qtrs
Nonoperating income expense	`NonoperatingIncomeExpense`	$-6.56M	USD	1 Quarter
Nonoperating income expense	`NonoperatingIncomeExpense`	$-9.77M	USD	1 Quarter
Nonoperating income expense	`NonoperatingIncomeExpense`	$-8.36M	USD	2 Qtrs
Nonoperating income expense	`NonoperatingIncomeExpense`	$-17.37M	USD	2 Qtrs
Loss from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-56.04M	USD	2 Qtrs
Loss from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-49.70M	USD	2 Qtrs
Loss from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-23.28M	USD	1 Quarter
Loss from Continuing Operations Before Income Tax Benefit and Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-27.41M	USD	1 Quarter
Income Tax Benefit	`IncomeTaxExpenseBenefit`	$-6.88M	USD	2 Qtrs
Income Tax Benefit	`IncomeTaxExpenseBenefit`	$-3.05M	USD	1 Quarter
Income Tax Benefit	`IncomeTaxExpenseBenefit`	$-15.08M	USD	1 Quarter
Income Tax Benefit	`IncomeTaxExpenseBenefit`	$-21.75M	USD	2 Qtrs
Loss from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$-27.95M	USD	2 Qtrs
Loss from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$-8.20M	USD	1 Quarter
Loss from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$-24.36M	USD	1 Quarter
Loss from Continuing Operations Before Equity in Earnings of 50% or Less Owned Companies	`IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsAndNoncontrollingInterestAfterTax`	$-49.16M	USD	2 Qtrs
Equity in Earnings gains (Losses) of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$2.13M	USD	1 Quarter
Equity in Earnings gains (Losses) of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$-10.55M	USD	2 Qtrs
Equity in Earnings gains (Losses) of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$1.89M	USD	2 Qtrs
Equity in Earnings gains (Losses) of 50% or Less Owned Companies	`IncomeLossFromEquityMethodInvestments`	$-7.08M	USD	1 Quarter
Loss from Continuing Operations	`IncomeLossFromContinuingOperations`	$-6.07M	USD	1 Quarter
Loss from Continuing Operations	`IncomeLossFromContinuingOperations`	$-26.06M	USD	2 Qtrs
Loss from Continuing Operations	`IncomeLossFromContinuingOperations`	$-31.44M	USD	1 Quarter
Loss from Continuing Operations	`IncomeLossFromContinuingOperations`	$-59.71M	USD	2 Qtrs
Income on Discontinued Operations, Net of Tax (see Note 15)	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$1.17M	USD	1 Quarter
Income on Discontinued Operations, Net of Tax (see Note 15)	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$1.17M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-58.54M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-6.07M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-26.06M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-30.26M	USD	1 Quarter
Net Income (Loss) attributable to Noncontrolling Interests in Subsidiaries	`NetIncomeLossAttributableToNoncontrollingInterest`	$-4.60M	USD	2 Qtrs
Net Income (Loss) attributable to Noncontrolling Interests in Subsidiaries	`NetIncomeLossAttributableToNoncontrollingInterest`	$-1.88M	USD	1 Quarter
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 Loss attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$-22.02M	USD	2 Qtrs
Net Loss attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$-53.94M	USD	2 Qtrs
Net Loss attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$-6.07M	USD	1 Quarter
Net Loss attributable to SEACOR Marine Holdings Inc.	`NetIncomeLoss`	$-28.39M	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerBasicAndDilutedShare`	$-1.26	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerBasicAndDilutedShare`	$-0.90	USD	2 Qtrs
Continuing operations	`IncomeLossFromContinuingOperationsPerBasicAndDilutedShare`	$-0.24	USD	1 Quarter
Continuing operations	`IncomeLossFromContinuingOperationsPerBasicAndDilutedShare`	$-2.37	USD	2 Qtrs
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare`	$0.05	USD	2 Qtrs
Discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare`	$0.05	USD	1 Quarter
Basic and Diluted Loss Per Common Share and Warrants	`EarningsPerShareBasicAndDiluted`	$-0.24	USD	1 Quarter
Basic and Diluted Loss Per Common Share and Warrants	`EarningsPerShareBasicAndDiluted`	$-1.21	USD	1 Quarter
Basic and Diluted Loss Per Common Share and Warrants	`EarningsPerShareBasicAndDiluted`	$-2.32	USD	2 Qtrs
Basic and Diluted Loss Per Common Share and Warrants	`EarningsPerShareBasicAndDiluted`	$-0.90	USD	2 Qtrs
Basic and diluted shares	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	24.85M	shares	1 Quarter
Basic and diluted shares	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	23.24M	shares	2 Qtrs
Basic and diluted shares	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	23.38M	shares	1 Quarter
Basic and diluted shares	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	24.42M	shares	2 Qtrs

Cash Flow Statement 97 line items

Line Item	Tag	Value	Unit	Period
Net Loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$59.71M	USD	2 Qtrs
Net Loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$26.06M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$16.41M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$15.31M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$30.31M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$32.51M	USD	2 Qtrs
Deferred financing costs amortization	`AmortizationOfFinancingCosts`	$593.00K	USD	2 Qtrs
Deferred financing costs amortization	`AmortizationOfFinancingCosts`	$631.00K	USD	2 Qtrs
Amortization of employee share awards	`EmployeeBenefitsAndShareBasedCompensation`	$2.01M	USD	2 Qtrs
Amortization of employee share awards	`EmployeeBenefitsAndShareBasedCompensation`	$1.59M	USD	2 Qtrs
Restricted stock vesting	`RestrictedStockVesting`	$282.00K	USD	2 Qtrs
Restricted stock vesting	`RestrictedStockVesting`	$178.00K	USD	2 Qtrs
Director share awards	`DirectorStockAwards`	$894.00K	USD	2 Qtrs
Director share awards	`DirectorStockAwards`	$755.00K	USD	2 Qtrs
Debt discount amortization	`AmortizationOfDebtDiscountPremium`	$2.76M	USD	2 Qtrs
Debt discount amortization	`AmortizationOfDebtDiscountPremium`	$2.96M	USD	2 Qtrs
Bad debt recoveries	`ProvisionForDoubtfulAccounts`	$191.00K	USD	2 Qtrs
Bad debt recoveries	`ProvisionForDoubtfulAccounts`	$-404.00K	USD	2 Qtrs
Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.85M	USD	1 Quarter
Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.45M	USD	1 Quarter
Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-16.02M	USD	2 Qtrs
Loss from equipment sales, retirements or impairments	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-3.58M	USD	2 Qtrs
Derivative (gains) losses	`GainLossOnDerivativeInstrumentsNetPretax`	$5.20M	USD	2 Qtrs
Derivative (gains) losses	`GainLossOnDerivativeInstrumentsNetPretax`	$85.00K	USD	1 Quarter
Derivative (gains) losses	`GainLossOnDerivativeInstrumentsNetPretax`	$-1.40M	USD	1 Quarter
Derivative (gains) losses	`GainLossOnDerivativeInstrumentsNetPretax`	$-2.32M	USD	2 Qtrs
Cash settlement (payments) on derivative transactions, net	`PaymentsForProceedsFromDerivativeInstrumentsOperatingActivities`	$-200.00K	USD	2 Qtrs
Cash settlement (payments) on derivative transactions, net	`PaymentsForProceedsFromDerivativeInstrumentsOperatingActivities`	$493.00K	USD	2 Qtrs
Currency losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-924.00K	USD	1 Quarter
Currency losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-254.00K	USD	2 Qtrs
Currency losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-171.00K	USD	1 Quarter
Currency losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-106.00K	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-9.73M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-9.85M	USD	2 Qtrs
Equity losses	`IncomeLossFromEquityMethodInvestments`	$2.13M	USD	1 Quarter
Equity losses	`IncomeLossFromEquityMethodInvestments`	$-10.55M	USD	2 Qtrs
Equity losses	`IncomeLossFromEquityMethodInvestments`	$1.89M	USD	2 Qtrs
Equity losses	`IncomeLossFromEquityMethodInvestments`	$-7.08M	USD	1 Quarter
Dividends received from equity investees	`ProceedsFromDividendsReceived`	$400.00K	USD	2 Qtrs
Accounts receivables	`IncreaseDecreaseInReceivables`	$6.18M	USD	2 Qtrs
Accounts receivables	`IncreaseDecreaseInReceivables`	$19.76M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$533.00K	USD	2 Qtrs
Other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-5.53M	USD	2 Qtrs
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$19.48M	USD	2 Qtrs
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-15.23M	USD	2 Qtrs
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-20.14M	USD	2 Qtrs
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-1.69M	USD	2 Qtrs
Purchases of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$40.02M	USD	2 Qtrs
Purchases of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$19.77M	USD	2 Qtrs
Proceeds from disposition of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$9.65M	USD	2 Qtrs
Proceeds from disposition of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$17.14M	USD	2 Qtrs
Construction reserve funds utilized	`PaymentsForProceedsFromOtherInvestingActivities`	$-7.95M	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	`PaymentsToAcquireInterestInJointVenture`	$8.45M	USD	2 Qtrs
Investments in and advances to 50% or less owned companies	`PaymentsToAcquireEquityMethodInvestments`	$301.00K	USD	2 Qtrs
Investments in and advances to 50% or less owned companies	`PaymentsToAcquireEquityMethodInvestments`	$2.67M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-25.09M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$1.51M	USD	2 Qtrs
Payments on long-term debt	`RepaymentsOfLongTermDebt`	$8.72M	USD	2 Qtrs
Payments on long-term debt	`RepaymentsOfLongTermDebt`	$8.10M	USD	2 Qtrs
Purchase of subsidiary shares from noncontrolling interests	`PaymentToSubsidiarySharesFromNoncontrollingInterests`	$3.39M	USD	2 Qtrs
Proceeds from exercise of stock options and Warrants	`ProceedsFromStockOptionsAndWarrantsExercised`	$111.00K	USD	2 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-11.38M	USD	2 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-8.72M	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.07M	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-1.64M	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseContinuingOperationsIncludingExchangeRateEffect`	$-29.00M	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseContinuingOperationsIncludingExchangeRateEffect`	$-36.10M	USD	2 Qtrs
Operating Activities	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$2.14M	USD	2 Qtrs
Operating Activities	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	-	USD	2 Qtrs
Investing Activities	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-991.00K	USD	2 Qtrs
Investing Activities	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash, Restricted Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations`	$-892.00K	USD	2 Qtrs
Effects of Exchange Rate Changes on Cash, Restricted Cash and Cash Equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations`	-	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents on Discontinued Operations	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseDiscontinuedOperationsIncludingExchangeRateEffect`	-	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents on Discontinued Operations	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseDiscontinuedOperationsIncludingExchangeRateEffect`	$258.00K	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-35.84M	USD	2 Qtrs
Net Decrease in Cash, Restricted Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-29.00M	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`	$96.85M	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`	$61.01M	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`	$96.85M	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`	$61.01M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$10.50M	USD	2 Qtrs
Cash paid for interest	`InterestPaidNet`	$12.65M	USD	2 Qtrs
Taxes Paid	`IncomeTaxesPaidNet`	$2.04M	USD	2 Qtrs
Taxes Paid	`IncomeTaxesPaidNet`	$198.00K	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
Increase in capital expenditures in accounts payable and accrued liabilities	`CapitalExpendituresIncurredButNotYetPaid`	$1.50M	USD	2 Qtrs
Increase in capital expenditures in accounts payable and accrued liabilities	`CapitalExpendituresIncurredButNotYetPaid`	$1.70M	USD	2 Qtrs

Stockholders Equity 51 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$478.92M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$455.31M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$554.93M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$542.12M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$451.36M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$511.24M	USD	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	23.10M	shares	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	21.93M	shares	Point-in-time
Impact of adoption of new accounting standard	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$10.42M	USD	Point-in-time
Issuance of Common Stock	`StockIssuedDuringPeriodValueNewIssues`	$6.60M	USD	2 Qtrs
Issuance of Common Stock	`StockIssuedDuringPeriodValueNewIssues`	$3.36M	USD	2 Qtrs
Restricted stock grants	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$3.00K	USD	2 Qtrs
Restricted stock grants	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$2.00K	USD	2 Qtrs
Restricted stock grants	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$2.00K	USD	1 Quarter
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$937.00K	USD	1 Quarter
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.01M	USD	2 Qtrs
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.59M	USD	2 Qtrs
Amortization of employee share awards	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$813.00K	USD	1 Quarter
Exercise of options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$108.00K	USD	2 Qtrs
Exercise of options (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	20,000.00	shares	2 Qtrs
Exercise of Warrants	`StockRepurchasedDuringPeriodValueExerciseOfWarrants`	$3.00K	USD	2 Qtrs
Exercise of Warrants	`StockRepurchasedDuringPeriodValueExerciseOfWarrants`	$3.00K	USD	1 Quarter
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$3.00K	USD	1 Quarter
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$2.00K	USD	1 Quarter
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$284.00K	USD	2 Qtrs
Restricted stock vesting	`TreasuryStockValueAcquiredCostMethod`	$178.00K	USD	2 Qtrs
Restricted stock vesting (in shares)	`TreasuryStockSharesAcquired`	25,743.00	shares	2 Qtrs
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$755.00K	USD	1 Quarter
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$894.00K	USD	2 Qtrs
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$894.00K	USD	1 Quarter
Director share awards	`StockIssuedDuringPeriodValueIssuedForServices`	$755.00K	USD	2 Qtrs
Acquisition of consolidated joint venture	`StockGrantedDuringPeriodValueSharebasedCompensation`	$3.36M	USD	2 Qtrs
Acquisition of consolidated joint venture	`StockGrantedDuringPeriodValueSharebasedCompensation`	$2.11M	USD	2 Qtrs
Forfeiture of employee share awards	`AdjustmentsToAdditionalPaidInCapitalForfeitureOfEmployeeShare`	$15.00K	USD	1 Quarter
Net Loss	`ProfitLoss`	$-58.54M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-6.07M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-26.06M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-30.26M	USD	1 Quarter
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-4.09M	USD	2 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-2.34M	USD	1 Quarter
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-2.37M	USD	2 Qtrs
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$430.00K	USD	1 Quarter
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$478.92M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$455.31M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$554.93M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$542.12M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$451.36M	USD	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$511.24M	USD	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	23.10M	shares	Point-in-time
Balance (in shares)	`CommonStockSharesIssued`	21.93M	shares	Point-in-time
Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1`	$565.35M	USD	Point-in-time

Comprehensive Income 38 line items

Line Item	Tag	Value	Unit	Period
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
Reclassification of derivative losses on cash flow hedges to equity in earnings	`PercentageOfOwnedCompaniesDerivativeLossesOnCashFlowHedgesReclassificationToEquityInEarnings`	0.50	pure	2 Qtrs
Net Loss	`ProfitLoss`	$-58.54M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-6.07M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-26.06M	USD	2 Qtrs
Net Loss	`ProfitLoss`	$-30.26M	USD	1 Quarter
Foreign currency translation gains (losses)	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax`	$-1.15M	USD	1 Quarter
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`	$-276.00K	USD	2 Qtrs
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-1.22M	USD	1 Quarter
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$166.00K	USD	1 Quarter
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-1.95M	USD	2 Qtrs
Derivative gains (losses) on cash flows hedges	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax`	$-1.93M	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$-4.09M	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$-2.52M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$-2.54M	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$430.00K	USD	1 Quarter
Income tax benefit (expense)	`OtherComprehensiveIncomeLossTax`	$-173.00K	USD	2 Qtrs
Income tax benefit (expense)	`OtherComprehensiveIncomeLossTax`	$-173.00K	USD	1 Quarter
Other comprehensive income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-4.09M	USD	2 Qtrs
Other comprehensive income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-2.34M	USD	1 Quarter
Other comprehensive income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-2.37M	USD	2 Qtrs
Other comprehensive income, net	`OtherComprehensiveIncomeLossNetOfTax`	$430.00K	USD	1 Quarter
Comprehensive Loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-30.15M	USD	2 Qtrs
Comprehensive Loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-60.91M	USD	2 Qtrs
Comprehensive Loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-32.61M	USD	1 Quarter
Comprehensive Loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-5.64M	USD	1 Quarter
Comprehensive Loss attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-4.04M	USD	2 Qtrs
Comprehensive Loss attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-1.88M	USD	1 Quarter
Comprehensive Loss attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-4.60M	USD	2 Qtrs
Comprehensive Loss attributable to Noncontrolling Interests in Subsidiaries	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$7.00K	USD	1 Quarter
Comprehensive Loss attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$-5.64M	USD	1 Quarter
Comprehensive Loss attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$-56.31M	USD	2 Qtrs
Comprehensive Loss attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$-30.73M	USD	1 Quarter
Comprehensive Loss attributable to SEACOR Marine Holdings Inc.	`ComprehensiveIncomeNetOfTax`	$-26.11M	USD	2 Qtrs

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