Business Segment Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting, Measurement Disclosures [Abstract]

Financial Data By Business Segment

The table that follows presents Revenue, Income (Loss) from Operations and Depreciation and Amortization by business segment for each of the periods indicated.

	Three Months Ended									Six Months Ended
(in thousands)	Jun 30, 2017			Jun 30, 2016			Mar 31, 2017			Jun 30, 2017			Jun 30, 2016
Revenue
Oilfield
Remotely Operated Vehicles	$	103,432		$	139,641		$	94,022		$	197,454		$	287,262
Subsea Products	174,893			190,897			150,639			325,532			385,709
Subsea Projects	75,545			138,662			62,956			138,501			268,084
Asset Integrity	58,192			73,864			52,658			110,850			143,464
Total Oilfield	412,062			543,064			360,275			772,337			1,084,519
Advanced Technologies	102,974			82,475			85,901			188,875			149,364
Total	$	515,036		$	625,539		$	446,176		$	961,212		$	1,233,883
Income (Loss) from Operations
Oilfield
Remotely Operated Vehicles	$	10,376		$	18,020		$	5,925		$	16,301		$	45,007
Subsea Products	10,552			25,121			11,483			22,035			65,761
Subsea Projects	3,000			10,237			187			3,187			17,026
Asset Integrity	3,755			(805		)	2,267			6,022			(371		)
Total Oilfield	27,683			52,573			19,862			47,545			127,423
Advanced Technologies	7,632			5,528			5,026			12,658			6,121
Unallocated Expenses	(25,925		)	(19,721		)	(25,038		)	(50,963		)	(47,065		)
Total	$	9,390		$	38,380		$	(150	)	$	9,240		$	86,479
Depreciation and Amortization
Oilfield
Remotely Operated Vehicles	$	29,036		$	34,026		$	29,229		$	58,265		$	67,710
Subsea Products	12,785			12,952			12,999			25,784			25,759
Subsea Projects	7,781			8,353			8,080			15,861			16,872
Asset Integrity	1,780			2,843			1,460			3,240			5,756
Total Oilfield	51,382			58,174			51,768			103,150			116,097
Advanced Technologies	784			806			797			1,581			1,540
Unallocated Expenses	1,138			999			1,098			2,236			2,123
Total	$	53,304		$	59,979		$	53,663		$	106,967		$	119,760