CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME [Abstract]
Net loss	$ (48,907)	$ (9,878)
Foreign currency translation adjustments, net of tax of $0	(5,249)	1,537
Comprehensive loss	(54,156)	(8,341)
Less: Comprehensive income attributable to non-controlling interest	2,642	2,088
Comprehensive loss attributable to NCS Multistage Holdings, Inc.	$ (56,798)	$ (10,429)