CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Net income (loss) $ (173.6) $ 99.2 $ (102.0)
Other comprehensive income (loss), net of tax:      
Currency translation (92.2) (103.0) 6.7
Marketable securities 2.3 (13.7) 6.6
Interest rate swap (2.3)    
Total other comprehensive income (loss), net (76.2) (183.8) 45.1
Comprehensive loss (249.8) (84.6) (56.9)
Defined Benefit Pension Plans      
Other comprehensive income (loss), net of tax:      
Defined benefit plans 16.2 (66.0) 27.9
OPEB      
Other comprehensive income (loss), net of tax:      
Defined benefit plans $ (0.2) $ (1.1) $ 3.9