Supplemental Selected Quarterly Financial Data (Unaudited) (Details Textual) - USD ($) $ in Thousands		3 Months Ended				12 Months Ended
	Nov. 01, 2015	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Loss Contingencies [Line Items]
Inventory write-down						$ 4,075	$ 2,163
Asset impairment charges						12,523	75,508	$ 0
Impairment of Long-Lived Assets Held-for-use						4,286	2,625
Goodwill, impairment loss						3,104	70,720
Fluids systems [Member]
Loss Contingencies [Line Items]
Inventory write-down							2,600
Asset impairment charges	$ 2,200
Goodwill, impairment loss						70,700	70,720
Asia Pacific [Member] | Fluids systems [Member]
Loss Contingencies [Line Items]
Inventory write-down		$ 2,600
Asset impairment charges				$ 6,900
Impairment of Long-Lived Assets Held-for-use				3,800
Goodwill, impairment loss				$ 3,100
Uruguay [Member] | Fluids systems [Member]
Loss Contingencies [Line Items]
Exit costs		$ 2,000	$ 2,500
Impairment of Long-Lived Assets Held-for-use						500
Asset write downs and litigation settlement						15,500	75,500
Uruguay [Member] | Corporate office [Member]
Loss Contingencies [Line Items]
Asset write downs and litigation settlement						$ 14,800	$ 80,500
Settled litigation [Member] | Unfavorable regulatory action [Member]
Loss Contingencies [Line Items]
Litigation settlement, amount					$ (5,000)