$OII
OCEANEERING INTERNATIONAL INC Stock $oii

$oii Overview Financials Valuation SEC Filings Company Website

2019 Q1 Form 10-K Financial Statement

#000007375620000018 Filed on February 27, 2020

Income Statement

Concept	2019 Q1	2019	2018 Q4
Revenue	$493.9M	$2.048B	$495.1M
YoY Change	18.6%	7.26%	2.26%
Cost Of Revenue	$466.3M	$1.950B	$462.1M
YoY Change	17.28%	9.53%	4.34%
Gross Profit	$27.59M	$98.24M	$33.00M
YoY Change	46.52%	-23.98%	-20.1%
Gross Profit Margin	5.59%	4.8%	6.67%
Selling, General & Admin	$49.30M	$214.9M	$53.70M
YoY Change	7.23%	8.39%	6.55%
% of Gross Profit	178.71%	218.73%	162.73%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$49.00M	$212.0M	$128.9M
YoY Change	-9.43%	6.0%	143.21%
% of Gross Profit	177.62%	215.79%	390.61%
Operating Expenses	$49.30M	$214.9M	$53.70M
YoY Change	7.23%	8.39%	6.55%
Operating Profit	-$21.71M	-$290.7M	-$97.14M
YoY Change	-20.02%	99.83%	965.76%
Interest Expense	$9.424M	$42.71M	$7.100M
YoY Change	0.57%	13.17%	-517.65%
% of Operating Profit
Other Income/Expense, Net	$719.0K	-$6.621M	-$17.90M
YoY Change	-108.48%	-24.66%	347.5%
Pretax Income	-$27.98M	-$271.5M	-$108.0M
YoY Change	-35.3%	105.48%	629.73%
Income Tax	-$3.152M	$17.62M	-$44.70M
% Of Pretax Income
Net Earnings	-$24.83M	-$348.4M	-$64.10M
YoY Change	-49.47%	64.11%	-136.92%
Net Earnings / Revenue	-5.03%	-17.01%	-12.95%
Basic Earnings Per Share	-$0.25	-$3.52
Diluted Earnings Per Share	-$0.25	-$3.52	-$650.8K
COMMON SHARES
Basic Shares Outstanding	98.71M shares	98.88M shares	98.53M shares
Diluted Shares Outstanding	98.71M shares	98.88M shares

Balance Sheet

Concept	2019 Q1	2019	2018 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$351.9M	$383.8M	$364.4M
YoY Change	5.08%	5.32%	-15.31%
Cash & Equivalents	$341.8M	$373.7M	$354.3M
Short-Term Investments	$10.20M	$10.20M	$10.20M
Other Short-Term Assets	$72.71M	$43.20M	$71.04M
YoY Change	-36.5%	-29.06%	9.45%
Inventory	$203.0M	$174.7M	$194.5M
Prepaid Expenses			$60.86M
Receivables	$381.5M	$642.6M	$368.9M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.220B	$1.244B	$1.245B
YoY Change	10.37%	-0.04%	4.84%
LONG-TERM ASSETS
Property, Plant & Equipment	$955.7M	$939.8M	$964.7M
YoY Change	-9.35%	-2.58%	-9.35%
Goodwill	$421.6M		$413.1M
YoY Change	-17.69%		-9.32%
Intangibles			$80.00M
YoY Change			-6.21%
Long-Term Investments		$37.90M	$39.33M
YoY Change			-19.88%
Other Assets	$191.5M	$87.70M	$202.3M
YoY Change	-25.32%	-56.65%	-36.13%
Total Long-Term Assets	$1.751B	$1.496B	$615.4M
YoY Change	-3.94%	-5.3%	-66.49%
TOTAL ASSETS
Total Short-Term Assets	$1.220B	$1.244B	$1.245B
Total Long-Term Assets	$1.751B	$1.496B	$615.4M
Total Assets	$2.972B	$2.741B	$2.825B
YoY Change	1.46%	-2.98%	-6.58%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$111.7M	$145.9M	$102.6M
YoY Change	34.64%	42.2%	19.99%
Accrued Expenses	$309.9M	$300.7M	$306.9M
YoY Change	-4.59%	10.55%	-12.37%
Deferred Revenue	$78.67M		$85.17M
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$500.3M	$601.0M	$494.7M
YoY Change	34.3%	21.49%	13.53%
LONG-TERM LIABILITIES
Long-Term Debt	$791.0M	$796.5M	$786.6M
YoY Change	0.75%	1.26%	-0.72%
Other Long-Term Liabilities	$122.3M	$266.7M	$128.4M
YoY Change	-6.74%	107.71%	-2.24%
Total Long-Term Liabilities	$913.3M	$1.063B	$915.0M
YoY Change	-0.32%	16.2%	-0.94%
TOTAL LIABILITIES
Total Short-Term Liabilities	$500.3M	$601.0M	$494.7M
Total Long-Term Liabilities	$913.3M	$1.063B	$915.0M
Total Liabilities	$1.414B	$1.671B	$1.410B
YoY Change	9.69%	18.05%	3.7%
SHAREHOLDERS EQUITY
Retained Earnings	$2.174B		$2.205B
YoY Change	-10.05%		-8.81%
Common Stock	$226.5M		$248.1M
YoY Change	-5.51%		-1.86%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$681.8M		$704.1M
YoY Change	-3.24%		-2.07%
Treasury Stock Shares	11.91M shares		12.29M shares
Shareholders Equity	$1.385B	$1.069B	$1.409B
YoY Change
Total Liabilities & Shareholders Equity	$2.972B	$2.741B	$2.825B
YoY Change	1.46%	-2.98%	-6.58%

Cashflow Statement

Concept	2019 Q1	2019	2018 Q4
OPERATING ACTIVITIES
Net Income	-$24.83M	-$348.4M	-$64.10M
YoY Change	-49.47%	64.11%	-136.92%
Depreciation, Depletion And Amortization	$49.00M	$212.0M	$128.9M
YoY Change	-9.43%	6.0%	143.21%
Cash From Operating Activities	$19.12M	$157.6M	$900.0K
YoY Change	240.41%	330.9%	-112.0%
INVESTING ACTIVITIES
Capital Expenditures	$29.96M	$147.7M	-$25.60M
YoY Change	16.45%	34.91%	-24.26%
Acquisitions	$0.00	$0.00
YoY Change	-100.0%	-100.0%
Other Investing Activities	$0.00	$0.00	$9.100M
YoY Change	-100.0%	-100.0%	1720.0%
Cash From Investing Activities	-$29.91M	-$134.8M	-$16.40M
YoY Change	-67.61%	36.37%	-50.6%
FINANCING ACTIVITIES
Cash Dividend Paid		$0.00
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net	$0.00	$0.00
YoY Change	-100.0%	-100.0%
Cash From Financing Activities	-$2.338M	-$2.299M	100.0K
YoY Change	-59.38%	-59.15%	0.0%
NET CHANGE
Cash From Operating Activities	$19.12M	$157.6M	900.0K
Cash From Investing Activities	-$29.91M	-$134.8M	-16.40M
Cash From Financing Activities	-$2.338M	-$2.299M	100.0K
Net Change In Cash	-$12.50M	$20.48M	-15.40M
YoY Change	-86.9%	-130.17%	-62.07%
FREE CASH FLOW
Cash From Operating Activities	$19.12M	$157.6M	$900.0K
Capital Expenditures	$29.96M	$147.7M	-$25.60M
Free Cash Flow	-$10.84M	$9.885M	$26.50M
YoY Change	-46.11%	-113.56%	0.76%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2019	dei	Entity File Number EntityFileNumber	1-10945
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0000073756
CY2019	dei	Entity Registrant Name EntityRegistrantName	OCEANEERING INTERNATIONAL INC
	oii	Interest Costs Minimum Construction Period For Capitalizing InterestCostsMinimumConstructionPeriodForCapitalizing	P3M
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	7116000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	7499000	USD
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CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	360000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	360000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	110834088	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	110834088	shares
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
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CY2019	us-gaap	Segment Reporting Disclosure Of Major Customers SegmentReportingDisclosureOfMajorCustomers	0.1
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	12294873	shares
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	11903252	shares
CY2017	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2018	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-2628227
CY2019	dei	Trading Symbol TradingSymbol	OII
CY2019	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	11911 FM 529
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Houston,
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	TX
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	77041
CY2019	dei	City Area Code CityAreaCode	713
CY2019	dei	Local Phone Number LocalPhoneNumber	329-4500
CY2019	dei	Security12b Title Security12bTitle	Common stock, par value $0.25 per share
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
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CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
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CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2019	dei	Entity Shell Company EntityShellCompany	false
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CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	10528000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-343164000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-259568000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	176926000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-348444000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-212327000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	166398000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	263427000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	293590000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	213519000	USD
CY2019	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	159353000	USD
CY2018	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	USD
CY2017	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-12268000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	11912000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-235013000	USD
CY2019	us-gaap	Inventory Write Down InventoryWriteDown	21285000	USD
CY2018	us-gaap	Inventory Write Down InventoryWriteDown	0	USD
CY2017	us-gaap	Inventory Write Down InventoryWriteDown	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	7664000	USD
CY2018	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	8215000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-216000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	11432000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	11620000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	11518000	USD
CY2019	us-gaap	Other Noncash Expense OtherNoncashExpense	3651000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	17561000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	86724000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-13144000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	11777000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	12485000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-65502000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-16246000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-13587000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	38163000	USD
CY2019	oii	Effect Of Exchange Rate On Working Capital EffectOfExchangeRateOnWorkingCapital	5533000	USD
CY2018	oii	Effect Of Exchange Rate On Working Capital EffectOfExchangeRateOnWorkingCapital	-4369000	USD
CY2017	oii	Effect Of Exchange Rate On Working Capital EffectOfExchangeRateOnWorkingCapital	8017000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	76552000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	25968000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-81808000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-2196000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	4010000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	13148000	USD
CY2019	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	506013000	USD
CY2018	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	248894000	USD
CY2017	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-29920000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	157569000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	36567000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	136478000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	147684000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	109467000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	93680000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	68571000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	11278000	USD
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	69789000	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2019	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	0	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	10236000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	10777000	USD
CY2019	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	3388000	USD
CY2018	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	2372000	USD
CY2017	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	2556000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	9509000	USD
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	17239000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	938000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-32000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-206000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-134787000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-98842000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-112035000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	295816000	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	300000000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	0	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	0	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	44220000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2299000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1444000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1702000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2299000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-5628000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-45922000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-1087000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-8154000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	1602000	USD
CY2019	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	19396000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-76057000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-19877000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	354259000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	430316000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	450193000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	373655000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	354259000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	430316000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	1516643000	USD
CY2016Q4	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	0	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1516643000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	166398000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	166398000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10528000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10528000	USD
CY2017	us-gaap	Restricted Stock Expense RestrictedStockExpense	9815000	USD
CY2017	us-gaap	Restricted Stock Expense RestrictedStockExpense	9815000	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2017	us-gaap	Dividends Dividends	44220000	USD
CY2017	us-gaap	Dividends Dividends	44220000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	0	USD
CY2017	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	5354000	USD
CY2017	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	5354000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1659164000	USD
CY2017Q4	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	5354000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1664518000	USD
CY2018Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-537000	USD
CY2018Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-537000	USD
CY2018Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-537000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-212327000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-212327000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-47241000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-47241000	USD
CY2018	us-gaap	Restricted Stock Expense RestrictedStockExpense	10176000	USD
CY2018	us-gaap	Restricted Stock Expense RestrictedStockExpense	10176000	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2018	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	709000	USD
CY2018	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	709000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1409235000	USD
CY2018Q4	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	6063000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1415298000	USD
CY2019Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-5860000	USD
CY2019Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-5860000	USD
CY2019Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-5860000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-348444000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-348444000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-348444000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5280000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5280000	USD
CY2019	us-gaap	Restricted Stock Expense RestrictedStockExpense	9135000	USD
CY2019	us-gaap	Restricted Stock Expense RestrictedStockExpense	9135000	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1069346000	USD
CY2019Q4	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	6063000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1075409000	USD
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<div style="line-height:120%;padding-top:12px;font-size:10pt;"><span style="font-family:Arial;font-size:10pt;font-style:italic;font-weight:bold;">Use of Estimates.</span><span style="font-family:Arial;font-size:10pt;font-style:italic;"> </span><span style="font-family:Arial;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States ("U.S. GAAP") requires that our management make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities as of the date of the financial statements and the reported amounts of revenue and expense during the reporting period. Actual results could differ from those estimates.</span></div>
CY2019	us-gaap	Comparability Of Prior Year Financial Data ComparabilityOfPriorYearFinancialData	<div style="line-height:120%;padding-top:12px;font-size:10pt;"><span style="font-family:Arial;font-size:10pt;font-style:italic;font-weight:bold;">Reclassifications.</span><span style="font-family:Arial;font-size:10pt;"> Certain amounts from prior periods have been reclassified to conform with the current year presentation.</span></div>
CY2019	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P4Y
CY2019	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	3400000	USD
CY2018	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	7300000	USD
CY2017	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	4600000	USD
CY2019	oii	Propertyand Equipment Impairment PropertyandEquipmentImpairment	144090000	USD
CY2019	oii	Intangible Assets Impairments IntangibleAssetsImpairments	9911000	USD
CY2019	oii	Rightofuseassetimpairment Rightofuseassetimpairment	5352000	USD
CY2019	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	159353000	USD
CY2019	oii	Writeoff Equipmentand Intangibles WriteoffEquipmentandIntangibles	45000000	USD
CY2019Q4	oii	Numberof Ro Vs NumberofROVs	30
CY2018	oii	Writeoff Equipmentand Intangibles WriteoffEquipmentandIntangibles	7600000	USD
CY2017Q3	us-gaap	Business Acquisition Percentage Of Voting Interests Acquired BusinessAcquisitionPercentageOfVotingInterestsAcquired	0.60
CY2017Q3	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-12400000	USD
CY2018	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	15000000	USD
CY2018	us-gaap	Cost Method Investments Realized Gain Loss CostMethodInvestmentsRealizedGainLoss	9300000	USD
CY2018Q1	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Cumulative Effect Of Change On Equity Or Net Assets1 NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1	-500000	USD
CY2017Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	476903000	USD
CY2018Q1	us-gaap	Billed Contract Receivables BilledContractReceivables	312940000	USD
CY2017Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	0	USD
CY2018Q1	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	171956000	USD
CY2017Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	476903000	USD
CY2018Q1	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	484896000	USD
CY2017Q4	us-gaap	Inventory Net InventoryNet	215282000	USD
CY2018Q1	us-gaap	Inventory Gross InventoryGross	181095000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	350258000	USD
CY2018Q1	oii	Accruedliabilitiesexcldeferredrevenueadjusted Accruedliabilitiesexcldeferredrevenueadjusted	287213000	USD
CY2017Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	0	USD
CY2018Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	37590000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	350258000	USD
CY2018Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	324803000	USD
CY2017Q4	us-gaap	Other Long Term Debt Noncurrent OtherLongTermDebtNoncurrent	131323000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2417412000	USD
CY2018Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	131121000	USD
CY2018Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-537000	USD
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2416875000	USD
CY2019Q4	oii	Percentageof Completion Percentof Revenue PercentageofCompletionPercentofRevenue	0.21	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-6300000	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-18000000	USD
CY2017	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-5200000	USD
CY2014Q4	us-gaap	Stock Repurchase Program Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased	10000000	shares
CY2015Q4	oii	Stock Repurchase Program Total Numberof Shares Repurchased To Date StockRepurchaseProgramTotalNumberofSharesRepurchasedToDate	2000000.0	shares
CY2015Q4	oii	Stock Repurchase Program Total Shares Repurchased To Date Amount StockRepurchaseProgramTotalSharesRepurchasedToDateAmount	100000000	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	185000000	USD
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	191000000	USD
CY2019	us-gaap	Revenues Revenues	2048124000	USD
CY2018	us-gaap	Revenues Revenues	1909482000	USD
CY2017	us-gaap	Revenues Revenues	1921507000	USD
CY2019	us-gaap	Revenues Revenues	2048124000	USD
CY2018	us-gaap	Revenues Revenues	1909482000	USD
CY2017	us-gaap	Revenues Revenues	1921507000	USD
CY2019	oii	Revenueovertime Revenueovertime	1900729000	USD
CY2018	oii	Revenueovertime Revenueovertime	1762103000	USD
CY2019	oii	Revenueatapointintime Revenueatapointintime	147395000	USD
CY2018	oii	Revenueatapointintime Revenueatapointintime	147379000	USD
CY2019	us-gaap	Revenues Revenues	2048124000	USD
CY2018	us-gaap	Revenues Revenues	1909482000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	221288000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	256201000	USD
CY2019Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	117342000	USD
CY2018Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	85172000	USD
CY2019	us-gaap	Contract With Customer Asset Reclassified To Receivable ContractWithCustomerAssetReclassifiedToReceivable	-35000000	USD
CY2019	us-gaap	Gross Transaction Volume GrossTransactionVolume	2100000000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2000000000.0	USD
CY2019	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-32000000	USD
CY2019	oii	Customer Payment Deferrals CustomerPaymentDeferrals	-64000000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	32000000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	382000000	USD
CY2020Q4	oii	Revenue Recognitionfor Remaining Performance Obligations RevenueRecognitionforRemainingPerformanceObligations	296000000	USD
CY2019	oii	Revenue Recognitionfor Remaining Performance Obligationsinnext24months RevenueRecognitionforRemainingPerformanceObligationsinnext24months	86000000	USD
CY2019Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	15000000	USD
CY2018Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	13000000	USD
CY2019	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	8500000	USD
CY2018	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	6500000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	163238000	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	184648000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19863000	USD
CY2019Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	20318000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	160988000	USD
CY2019Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	170190000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	180851000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	190508000	USD
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P10Y
CY2019Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.062
CY2019Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.071
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	40310000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	73005000	USD
CY2019	us-gaap	Lease Cost LeaseCost	113315000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Rolling Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths	30573000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	28793000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	25885000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	21764000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	19207000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	125190000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	251412000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	70561000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	180851000	USD
CY2019Q4	us-gaap	Other Inventory Net Of Reserves OtherInventoryNetOfReserves	98624000	USD
CY2018Q4	us-gaap	Other Inventory Net Of Reserves OtherInventoryNetOfReserves	85568000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	174744000	USD
CY2018Q4	us-gaap	Inventory Net InventoryNet	194507000	USD
CY2019Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	43210000	USD
CY2018Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	60858000	USD
CY2019Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	10179000	USD
CY2018Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	10179000	USD
CY2019Q4	us-gaap	Other Assets Current OtherAssetsCurrent	53389000	USD
CY2017	us-gaap	Other Tax Expense Benefit OtherTaxExpenseBenefit	189000000	USD
CY2018	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	8800000	USD
CY2019	oii	Income Tax Business Credits IncomeTaxBusinessCredits	8200000	USD
CY2018Q4	us-gaap	Other Assets Current OtherAssetsCurrent	71037000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	25774000	USD
CY2018Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	79995000	USD
CY2019Q4	us-gaap	Fair Value Concentration Of Risk Cash Surrender Value FairValueConcentrationOfRiskCashSurrenderValue	50097000	USD
CY2018Q4	us-gaap	Fair Value Concentration Of Risk Cash Surrender Value FairValueConcentrationOfRiskCashSurrenderValue	51131000	USD
CY2019Q4	us-gaap	Equity Method Investments EquityMethodInvestments	37896000	USD
CY2018Q4	us-gaap	Equity Method Investments EquityMethodInvestments	39333000	USD
CY2019Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	37611000	USD
CY2018Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	31859000	USD
CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	151378000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	202318000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	137001000	USD
CY2018Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	114676000	USD
CY2019Q4	us-gaap	Accounts Payable Other Current AccountsPayableOtherCurrent	54387000	USD
CY2018Q4	us-gaap	Accounts Payable Other Current AccountsPayableOtherCurrent	62281000	USD
CY2019Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	36996000	USD
CY2018Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	34954000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19863000	USD
CY2018Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	0	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	89434000	USD
CY2018Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	95022000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	337681000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	306933000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	1126000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	18243000	USD
CY2019Q4	us-gaap	Other Postretirement Benefits Payable Current And Noncurrent OtherPostretirementBenefitsPayableCurrentAndNoncurrent	46244000	USD
CY2018Q4	us-gaap	Other Postretirement Benefits Payable Current And Noncurrent OtherPostretirementBenefitsPayableCurrentAndNoncurrent	42992000	USD
CY2019Q4	us-gaap	Due To Employees Noncurrent DueToEmployeesNoncurrent	10381000	USD
CY2018Q4	us-gaap	Due To Employees Noncurrent DueToEmployeesNoncurrent	8076000	USD
CY2019Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	20949000	USD
CY2018Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	17903000	USD
CY2019Q4	oii	Deferred Tax Liabilities Noncurrent Tax Acttransitiontax DeferredTaxLiabilitiesNoncurrentTaxActtransitiontax	519000	USD
CY2018Q4	oii	Deferred Tax Liabilities Noncurrent Tax Acttransitiontax DeferredTaxLiabilitiesNoncurrentTaxActtransitiontax	7813000	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Noncurrent OtherAccruedLiabilitiesNoncurrent	27575000	USD
CY2018Q4	us-gaap	Other Accrued Liabilities Noncurrent OtherAccruedLiabilitiesNoncurrent	33352000	USD
CY2019Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	106794000	USD
CY2018Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	128379000	USD
CY2019	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	600000	USD
CY2019Q4	us-gaap	Tax Credit Carryforward Valuation Allowance TaxCreditCarryforwardValuationAllowance	27000000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-7571000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-1564000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	13390000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	37462000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	16146000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	37381000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	29891000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	14582000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	50771000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-10860000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-22905000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-213200000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1408000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	34817000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-21813000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-12268000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	11912000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-235013000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17623000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26494000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-184242000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	29806000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	29737000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	43347000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	55905000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	39196000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1126000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	18243000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	1126000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-271515000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-132138000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-93053000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-59306000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-53695000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	75209000	USD
CY2019	oii	Income Including Equity Affiliate Earnings Before Income Taxes IncomeIncludingEquityAffiliateEarningsBeforeIncomeTaxes	-330821000	USD
CY2018	oii	Income Including Equity Affiliate Earnings Before Income Taxes IncomeIncludingEquityAffiliateEarningsBeforeIncomeTaxes	-185833000	USD
CY2017	oii	Income Including Equity Affiliate Earnings Before Income Taxes IncomeIncludingEquityAffiliateEarningsBeforeIncomeTaxes	-17844000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	15227000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	13684000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	4835000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	2381000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	45740000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	13683000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	199410000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	189644000	USD
CY2019Q4	oii	Deferredtaxassetreserveslongtermoperatingleaseliabilities Deferredtaxassetreserveslongtermoperatingleaseliabilities	50256000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	16569000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	4601000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	332037000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	223993000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	277258000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	203040000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	54779000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	20953000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	6237000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	36850000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	2156000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	2346000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	43734000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	3778000	USD
CY2019Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	199000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	18243000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1126000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	18243000	USD
CY2019Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	277000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Not Subject To Expiration DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration	148000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Subject To Expiration DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration	51000000	USD
CY2018Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	203040000	USD
CY2017Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	206586000	USD
CY2016Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	4200000	USD
CY2019	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	59596000	USD
CY2018	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	38415000	USD
CY2017	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	146360000	USD
CY2019	us-gaap	Valuation Allowances And Reserves Adjustments ValuationAllowancesAndReservesAdjustments	14622000	USD
CY2018	us-gaap	Valuation Allowances And Reserves Adjustments ValuationAllowancesAndReservesAdjustments	14065000	USD
CY2017	us-gaap	Valuation Allowances And Reserves Adjustments ValuationAllowancesAndReservesAdjustments	56026000	USD
CY2019	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	0	USD
CY2018	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	56026000	USD
CY2017	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	277258000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	203040000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	206586000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-69472000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-39025000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-6245000	USD
CY2019	us-gaap	Income Tax Reconciliation Deductions Extraterritorial Income Exclusion IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion	0	USD
CY2018	us-gaap	Income Tax Reconciliation Deductions Extraterritorial Income Exclusion IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion	0	USD
CY2017	us-gaap	Income Tax Reconciliation Deductions Extraterritorial Income Exclusion IncomeTaxReconciliationDeductionsExtraterritorialIncomeExclusion	-222019000	USD
CY2019	oii	Effective Income Tax Rate Reconciliation Repatriation Tax EffectiveIncomeTaxRateReconciliationRepatriationTax	-8220000	USD
CY2018	oii	Effective Income Tax Rate Reconciliation Repatriation Tax EffectiveIncomeTaxRateReconciliationRepatriationTax	8790000	USD
CY2017	oii	Effective Income Tax Rate Reconciliation Repatriation Tax EffectiveIncomeTaxRateReconciliationRepatriationTax	0	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-23124000	USD
CY2019	us-gaap	Valuation Allowances And Reserves Charged To Other Accounts ValuationAllowancesAndReservesChargedToOtherAccounts	74553000	USD
CY2018	us-gaap	Valuation Allowances And Reserves Charged To Other Accounts ValuationAllowancesAndReservesChargedToOtherAccounts	38415000	USD
CY2017	us-gaap	Valuation Allowances And Reserves Charged To Other Accounts ValuationAllowancesAndReservesChargedToOtherAccounts	89217000	USD
CY2019	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	18439000	USD
CY2018	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	475000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-21163000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	989000	USD
CY2018	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	2135000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	3112000	USD
CY2019	oii	Effective Income Tax Rate Reconciliation Uncertain Tax Position EffectiveIncomeTaxRateReconciliationUncertainTaxPosition	3046000	USD
CY2018	oii	Effective Income Tax Rate Reconciliation Uncertain Tax Position EffectiveIncomeTaxRateReconciliationUncertainTaxPosition	12644000	USD
CY2017	oii	Effective Income Tax Rate Reconciliation Uncertain Tax Position EffectiveIncomeTaxRateReconciliationUncertainTaxPosition	-836000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-1712000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	3060000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-3184000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17623000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26494000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-184242000	USD
CY2017	oii	Unrecognized Tax Benefits Probability Threshold Of Realizing For Tax Benefits Recognition Minimum Percentage UnrecognizedTaxBenefitsProbabilityThresholdOfRealizingForTaxBenefitsRecognitionMinimumPercentage	0.50
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	14971000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	5339000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	6330000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3662000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	445000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1213000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2835000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	260000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	650000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	2060000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	10540000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	314000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	563000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	962000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	384000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1093000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	906000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	16911000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	14971000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	5339000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	1400000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	4300000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	1700000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	5700000	USD
CY2019	oii	Uncertain Taxpositionstoberesolvedinnext12months UncertainTaxpositionstoberesolvedinnext12months	900000	USD
CY2019Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	21000000	USD
CY2018Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	18000000	USD
CY2019	us-gaap	Revenues Revenues	2048124000	USD
CY2018	us-gaap	Revenues Revenues	1909482000	USD
CY2017	us-gaap	Revenues Revenues	1921507000	USD
CY2019	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	88384000	USD
CY2018	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	66960000	USD
CY2017	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	60237000	USD
CY2019	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1949880000	USD
CY2018	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1780256000	USD
CY2017	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1726897000	USD
CY2019	us-gaap	Gross Profit GrossProfit	98244000	USD
CY2018	us-gaap	Gross Profit GrossProfit	129226000	USD
CY2017	us-gaap	Gross Profit GrossProfit	194610000	USD
CY2019Q4	us-gaap	Senior Notes SeniorNotes	500000000	USD
CY2018Q4	us-gaap	Senior Notes SeniorNotes	500000000	USD
CY2019Q4	oii	Senior Notes2028 SeniorNotes2028	300000000	USD
CY2018Q4	oii	Senior Notes2028 SeniorNotes2028	300000000	USD
CY2019Q4	us-gaap	Fair Value Hedge Assets At Fair Value FairValueHedgeAssetsAtFairValue	3235000	USD
CY2018Q4	us-gaap	Fair Value Hedge Liabilities At Fair Value FairValueHedgeLiabilitiesAtFairValue	5600000	USD
CY2019Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	6719000	USD
CY2018Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	7820000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	796516000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	786580000	USD
CY2014Q4	us-gaap	Senior Notes SeniorNotes	500000000	USD
CY2014Q4	us-gaap	Long Term Debt Percentage Bearing Fixed Interest Rate LongTermDebtPercentageBearingFixedInterestRate	0.04650
CY2018Q1	us-gaap	Senior Notes SeniorNotes	300000000	USD
CY2018Q1	us-gaap	Long Term Debt Percentage Bearing Fixed Interest Rate LongTermDebtPercentageBearingFixedInterestRate	0.06000
CY2018Q4	oii	Line Of Credit Facility Available Additional Borrowing Capacity LineOfCreditFacilityAvailableAdditionalBorrowingCapacity	300000000	USD
CY2018Q4	us-gaap	Loans Payable To Bank LoansPayableToBank	300000000	USD
CY2018Q4	oii	Percentageofcommitmentoflenders Percentageofcommitmentoflenders	0.90
CY2019Q4	oii	Lineof Credit Facility Maximum Capitalization Ratio LineofCreditFacilityMaximumCapitalizationRatio	0.55
CY2019Q4	us-gaap	Derivative Amount Of Hedged Item DerivativeAmountOfHedgedItem	200000000	USD
CY2019	us-gaap	Interest Paid InterestPaid	46000000	USD
CY2018	us-gaap	Interest Paid InterestPaid	37000000	USD
CY2017	us-gaap	Interest Paid InterestPaid	32000000	USD
CY2019Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	49000000	USD
CY2018Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	55000000	USD
CY2019Q4	us-gaap	Notes Payable Fair Value Disclosure NotesPayableFairValueDisclosure	787000000	USD
CY2019Q4	us-gaap	Derivative Amount Of Hedged Item DerivativeAmountOfHedgedItem	200000000	USD
CY2019Q4	us-gaap	Derivative Fixed Interest Rate DerivativeFixedInterestRate	0.04650
CY2019Q4	us-gaap	Derivative Asset Notional Amount DerivativeAssetNotionalAmount	100000000	USD
CY2019Q4	us-gaap	Derivative Variable Interest Rate DerivativeVariableInterestRate	0.02823
CY2018Q4	us-gaap	Fair Value Hedge Liabilities At Fair Value FairValueHedgeLiabilitiesAtFairValue	5600000	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	70000000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	10000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	10000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	10000000	USD
CY2019	us-gaap	Revenues Revenues	2048124000	USD
CY2018	us-gaap	Revenues Revenues	1909482000	USD
CY2017	us-gaap	Revenues Revenues	1921507000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	-290713000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	-145482000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	10656000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	263427000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	293590000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	213519000	USD
CY2019	oii	Otheradjustmentsto Incomefromcontinuingoperations OtheradjustmentstoIncomefromcontinuingoperations	252000000	USD
CY2019	oii	Writeoff Equipmentand Intangibles WriteoffEquipmentandIntangibles	45000000	USD
CY2019	us-gaap	Inventory Write Down InventoryWriteDown	21000000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	15000000	USD
CY2019	oii	Otheradjustmentsto Incomefromcontinuingoperations OtheradjustmentstoIncomefromcontinuingoperations	252000000	USD
CY2019	us-gaap	Depreciation Depreciation	212000000	USD
CY2018	us-gaap	Depreciation Depreciation	200000000	USD
CY2017	us-gaap	Depreciation Depreciation	204000000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	36000000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	18000000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	10000000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	15000000	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	76000000	USD
CY2019	oii	Writeoff Equipmentand Intangibles WriteoffEquipmentandIntangibles	45000000	USD
CY2019	us-gaap	Depreciation Depreciation	212000000	USD
CY2018	us-gaap	Depreciation Depreciation	200000000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	18000000	USD
CY2019Q4	us-gaap	Assets Assets	2740663000	USD
CY2018Q4	us-gaap	Assets Assets	2824998000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	776532000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	964670000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	405079000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	413121000	USD
CY2019	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	147684000	USD
CY2018	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	178038000	USD
CY2017	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	104958000	USD
CY2019	us-gaap	Revenues Revenues	2048124000	USD
CY2018	us-gaap	Revenues Revenues	1909482000	USD
CY2017	us-gaap	Revenues Revenues	1921507000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	163000000	USD
CY2019Q4	us-gaap	Noncurrent Assets NoncurrentAssets	939770000	USD
CY2018Q4	us-gaap	Noncurrent Assets NoncurrentAssets	964670000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1052007	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	43.48
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	489514	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	26.70
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	277968	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	61.90
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested	7038000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	81748	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	34.15
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1181805	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	32.84
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	653286	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	18.05
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	320147	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	47.62
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested	5993000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	71047	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	24.87
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1443897	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	23.27
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	957734	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	18.12
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	495527	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	48.65
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested	8154000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	164769	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	22.86
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1741335	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	22.62

Files In Submission

Name	View Source	Status
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Financial_Report.xlsx	Edgar Link	pending
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oceaneeringlogo10k2019.jpg	Edgar Link	pending
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$OII
OCEANEERING INTERNATIONAL INC Stock $oii

2019 Q1 Form 10-K Financial Statement

#000007375620000018 Filed on February 27, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OII OCEANEERING INTERNATIONAL INC Stock $oii

2019 Q1 Form 10-K Financial Statement

#000007375620000018 Filed on February 27, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OII
OCEANEERING INTERNATIONAL INC Stock $oii