Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Schedule of financial data by reportable segment

Certain financial data by reportable segment are summarized as follows (in thousands): 

	Year Ended December 31,
	2020		2019		2018
Net revenues —
Well Intervention	$	539,249	$	593,300	$	560,568
Robotics	178,018		171,672		158,989
Production Facilities	58,303		61,210		64,400
Intercompany eliminations	(42,015)		(74,273)		(44,139)
Total	$	733,555	$	751,909	$	739,818

Income (loss) from operations —
Well Intervention	$	26,855	$	89,564	$	87,643
Robotics	13,755		7,261		(14,054)
Production Facilities	15,975		17,160		27,263
Segment operating income	56,585		113,985		100,852
Goodwill impairment (1)	(6,689)		—		—
Corporate, eliminations and other	(36,871)		(45,988)		(49,309)
Total	13,025		67,997		51,543
Net interest expense	(28,531)		(8,333)		(13,751)
Other non-operating income (expense), net	16,889		5,892		(6,794)
Income before income taxes	$	1,383	$	65,556	$	30,998

Capital expenditures —
Well Intervention	$	19,523	$	139,212	$	136,164
Robotics	257		417		151
Production Facilities	—		123		325
Corporate and other	464		1,102		443
Total	$	20,244	$	140,854	$	137,083

Depreciation and amortization —
Well Intervention	$	101,756	$	80,153	$	76,943
Robotics	15,952		16,459		19,175
Production Facilities	15,652		15,658		14,070
Corporate and eliminations	349		450		334
Total	$	133,709	$	112,720	$	110,522

(1)Relates to the impairment of the entire STL goodwill balance (Note 7).

Summary of intercompany segment revenues

Intercompany segment revenues are as follows (in thousands): 

	Year Ended December 31,
	2020		2019		2018
Well Intervention (1)	$	15,039	$	43,484	$	14,218
Robotics	26,976		30,789		29,921
Total	$	42,015	$	74,273	$	44,139

(1)Amount in the year ended December 31, 2019 included $27.5 million associated with the P&A work on our oil and gas properties in our Production Facilities segment (Note 16).

Schedule of revenue by individually significant geographic location

Revenues by individually significant geographic location are as follows (in thousands): 

	Year Ended December 31,
	2020		2019		2018
U.S.	$	304,563	$	297,162	$	271,260
U.K.	133,005		193,903		194,434
Brazil	208,565		216,796		208,054
Other	87,422		44,048		66,070
Total	$	733,555	$	751,909	$	739,818

Schedule of property and equipment, net of accumulated depreciation, by individually significant geographic location

The following table provides our property and equipment, net of accumulated depreciation, by individually significant geographic location (in thousands): 

	December 31,
	2020		2019
U.S.	$	750,986	$	808,683
U.K. (1)	764,070		782,246
Brazil	267,896		281,698
Singapore	12		10
Total	$	1,782,964	$	1,872,637

(1)Includes certain assets that are based in the U.K. but may operate in the North Sea, West Africa and other regions, including the Q7000.

Schedule of total assets by reportable segment

The following table reflects total assets by reportable segment (in thousands): 

	December 31,
	2020		2019
Well Intervention	$	2,134,081	$	2,180,180
Robotics	132,550		151,478
Production Facilities	129,773		142,624
Corporate and other	101,874		122,449
Total	$	2,498,278	$	2,596,731