Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Components of AOCI and Related Tax Effect (Details)

v3.8.0.1
Stockholders' Equity - Components of AOCI and Related Tax Effect (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Total other comprehensive (loss) $ 7.3 $ (7.6) $ (11.7)
Foreign currency translation adjustments      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Pre-tax Amount 7.2 (8.2) (12.1)
Tax Impact 0.0 0.0 0.0
Total other comprehensive (loss) 7.2 (8.2) (12.1)
Derivative gain (loss), net      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Pre-tax Amount (2.0) (2.0) 0.6
Tax Impact 0.5 0.4 0.0
Total other comprehensive (loss) (1.5) (1.6) 0.6
Pension and postretirement adjustments      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Pre-tax Amount 2.2 3.3 (0.2)
Tax Impact (0.6) (1.1) 0.0
Total other comprehensive (loss) 1.6 2.2 (0.2)
Accumulated other comprehensive (loss) income      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Pre-tax Amount 7.4 (6.9) (11.7)
Tax Impact (0.1) (0.7) 0.0
Total other comprehensive (loss) $ 7.3 $ (7.6) $ (11.7)