Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Net Income	$ 9,349	$ 9,625	$ 18,159	$ 19,015
Other Comprehensive income (loss):
Foreign currency translation adjustment	(4,951)	(4,413)	(762)	(11,768)
Change in fair value of interest rate swap, net of tax	0	63	0	(219)
Other comprehensive loss	(4,951)	(4,350)	(762)	(11,987)
Comprehensive income	4,398	5,275	17,397	7,028
Comprehensive loss attributable to non-controlling interest	0	(28)	0	(192)
Comprehensive income attributable to Altra Industrial Motion Corp.	$ 4,398	$ 5,303	$ 17,397	$ 7,220