Geographic Areas (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Schedule of Segment Reporting

	Western Hemisphere				Eastern Hemisphere				Asia Pacific				DQ Corporate						Total
	Three months ended March 31,
	2018		2017		2018		2017		2018		2017		2018			2017			2018			2017
	(In thousands)
Revenues:
Products
Standard Products	$	35,952	$	65,012	$	17,461	$	7,041	$	6,505	$	4,946	$	—		$	—		$	59,918		$	76,999
Over Time Contracts	6,484		275		2,404		6,886		2,239		7,432		—			—			11,127			14,593
Total Products	42,436		65,287		19,865		13,927		8,744		12,378		—			—			71,045			91,592
Services
Technical Advisory	6,241		7,320		5,101		2,934		1,365		1,977		—			—			12,707			12,231
Reconditioning	2,841		1,919		872		341		1,041		44		—			—			4,754			2,304
Total Services (excluding rental tools)	9,082		9,239		5,973		3,275		2,406		2,021		—			—			17,461			14,535
Rental Tools	5,535		9,223		4,205		3,000		927		878		—			—			10,667			13,101
Total Services (including rental tools)	14,617		18,462		10,178		6,275		3,333		2,899		—			—			28,128			27,636
Intercompany	3,073		5,903		186		31		165		66		—			—			3,424			6,000
Eliminations	—		—		—		—		—		—		(3,424		)	(6,000		)	(3,424		)	(6,000		)
Total Revenues	$	60,126	$	89,652	$	30,229	$	20,233	$	12,242	$	15,343	$	(3,424	)	$	(6,000	)	$	99,173		$	119,228
Depreciation	$	5,492	$	7,137	$	1,211	$	1,080	$	975	$	1,017	$	563		$	599		$	8,241		$	9,833
Income before income taxes	$	721	$	7,472	$	5,659	$	3,491	$	256	$	1,844	$	(11,118	)	$	(12,755	)	$	(4,482	)	$	52
	March 31, 2018		December 31, 2017		March 31, 2018		December 31, 2017		March 31, 2018		December 31, 2017		March 31, 2018			December 31, 2017			March 31, 2018			December 31, 2017
	(In thousands)
Long-Lived Assets	$	480,882	$	482,636	$	135,436	$	264,828	$	62,655	$	58,606	$	(283,242	)	$	(414,814	)	$	395,731		$	391,256
Total Assets	$	856,227	$	877,779	$	635,387	$	752,967	$	188,610	$	185,229	$	(282,362	)	$	(416,170	)	$	1,397,862		$	1,399,805