Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Condensed Consolidation Statements of Comprehensive Income (loss) [Abstract]
Net income (loss)	$ (5.8)	$ (10.3)	$ (30.5)	$ (67.3)
Other comprehensive income (loss):
Foreign currency translation	0.1	(2.6)	(1.1)	(4.1)
Total comprehensive loss	$ (5.7)	$ (12.9)	$ (31.6)	$ (71.4)