Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Common Stock, Value, Issued	$ 27,709	$ 27,709
Treasury Stock, Common, Value	660,234	681,640
Current Assets:
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	358,777	373,655
Accounts receivable, net	331,617	421,360
Contract assets, net	220,760	221,288
Inventory, net	148,527	174,744
Other current assets	66,139	53,389
Total Current Assets	1,125,820	1,244,436
Property and equipment, at cost	2,418,523	2,622,185
Property and equipment, at cost	1,809,097	1,845,653
Net property and equipment	609,426	776,532
Other Assets:
Goodwill	34,559	405,079
Assets, Noncurrent, Other than Noncurrent Investments and Property, Plant and Equipment	128,180	151,378
Right-of-use operating lease assets	139,715	163,238
Assets, Noncurrent	302,454	719,695
Total Assets	2,037,700	2,740,663
Current Liabilities:
Accounts payable	96,481	145,933
Accrued liabilities	289,128	337,681
Contract liabilities	45,566	117,342
Total current liabilities	431,175	600,956
Long-term debt	805,631	796,516
Long-term operating lease liabilities	154,355	160,988
Other long-term liabilities	87,120	106,794
Commitments and contingencies
Common Stock, Shares, Outstanding	110,834,088
Common Stock, shares authorized (in shares)	360,000,000
Common Stock, par value (in dollars per share)	$ 0.25
Equity:
Additional paid-in capital	$ 190,250	207,130
Retained earnings	1,376,220	1,850,244
Accumulated other comprehensive loss	(380,589)	(334,097)
Oceaneering shareholders' equity	553,356	1,069,346
Noncontrolling interest	6,063	6,063
Total equity	559,419	1,075,409
Total Liabilities and Equity	$ 2,037,700	$ 2,740,663
Common Stock, shares issued (in shares)	11,529,450	11,903,252