Revenue (Notes)

12 Months Ended

Dec. 31, 2021

Revenue [Abstract]

Revenue recognition [Text Block]

REVENUE

Revenue by Category

The following table presents revenue disaggregated by business segment, geographical region, and timing of transfer of goods or services.

			Year Ended December 31,
(in thousands)			2021		2020		2019
Business Segment:
	Energy Services and Products
		Subsea Robotics	$	538,515	$	493,332	$	583,652
		Manufactured Products	344,251		477,419		498,350
		Offshore Projects Group	378,121		289,127		380,966
		Integrity Management & Digital Solutions	241,393		226,938		266,086
	Total Energy Services and Products		1,502,280		1,486,816		1,729,054
	Aerospace and Defense Technologies		366,995		341,073		319,070
		Total	$	1,869,275	$	1,827,889	$	2,048,124

			Year Ended December 31,
(in thousands)			2021		2020		2019
Geographic Operating Areas:
	Foreign:
		Africa	$	273,095	$	198,505	$	292,818
		Norway	214,306		202,379		217,762
		Asia and Australia	184,659		149,798		174,769
		United Kingdom	181,453		241,168		256,348
		Brazil	111,198		84,636		93,511
		Other	93,021		90,541		91,591
	Total Foreign		1,057,732		967,027		1,126,799
	United States		811,543		860,862		921,325
Total			$	1,869,275	$	1,827,889	$	2,048,124