Unaudited Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Oil States Net Investment [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2014	$ 1,067	$ 1,300,042	$ (244,617)		$ (198,491)	$ 2,108	$ 860,109
Net income (loss)			$ (16)			246	230	$ 230
Foreign currency translation adjustment, net of taxes of zero and $2.4 million, respectively					$ (110,838)	$ (186)	(111,024)	(111,024)
Stock-based compensation	7	1,719		$ (118)			1,608
Balance at Mar. 31, 2015	$ 1,074	1,301,761	$ (244,633)	$ (118)	$ (309,329)	$ 2,168	750,923
Balance at Dec. 31, 2015		1,305,930	(376,376)		$ (366,309)	525	563,770	563,770
Net income (loss)			$ (26,822)			148	(26,674)	(26,674)
Foreign currency translation adjustment, net of taxes of zero and $2.4 million, respectively					$ 29,356	$ 43	29,399	29,399
Stock-based compensation		1,115		$ (52)			1,063
Balance at Mar. 31, 2016		$ 1,307,045	$ (403,198)	$ (52)	$ (336,953)	$ 716	$ 567,558	$ 567,558