Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Restricted Stock Units (RSUs) [Member]	Additional Paid-in Capital [Member] Restricted Stock [Member]	Retained Earnings [Member]	Currency Translation Adjustments [Member]	Oceaneering Shareholders' Equity [Member]	Noncontrolling Interest [Member]	Treasury Stock, Common	Treasury Stock, Common Restricted Stock Units (RSUs) [Member]	Treasury Stock, Common Restricted Stock [Member]
Beginning balance at Dec. 31, 2021	$ 511,024	$ 27,709	$ 173,608			$ 1,301,913	$ (366,458)	$ 504,961	$ 6,063	$ (631,811)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(19,210)					(19,210)		(19,210)
Other Comprehensive Income (Loss), Net of Tax	9,871							9,871
Restricted Stock or Unit Expense	(370)							370
Restricted stock and restricted stock unit activity				$ (19,082)	$ (6,466)						$ 19,452	$ 6,466
Ending balance at Mar. 31, 2022	502,055	27,709	148,060			1,282,703	(356,587)	495,992	6,063	(605,893)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Right-of-use operating lease assets	139,611
Beginning balance at Dec. 31, 2022	525,804	27,709	155,858			1,327,854	(386,127)	519,741	6,063	(605,553)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	4,060					4,060		4,060
Other Comprehensive Income (Loss), Net of Tax	(1,946)							(1,946)
Restricted Stock or Unit Expense	(1,612)							(1,612)
Restricted stock and restricted stock unit activity				$ (26,963)	$ (3,884)						$ 25,351	$ 3,884
Ending balance at Mar. 31, 2023	526,306	$ 27,709	$ 125,011			$ 1,331,914	$ (388,073)	$ 520,243	$ 6,063	$ (576,318)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Right-of-use operating lease assets	$ 153,512