Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive (Loss) Income - Schedule of Accumulated Other Comprehensive Income Activity (Details)

v3.4.0.3
Accumulated Other Comprehensive (Loss) Income - Schedule of Accumulated Other Comprehensive Income Activity (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance $ 617.9 $ 575.4
Other comprehensive (loss) income before reclassifications, net of tax expense (5.2) (3.0)
Amounts reclassified from accumulated other comprehensive income (0.6) (1.0)
Total other comprehensive loss (5.8) (4.0)
Ending balance 663.1 655.7
Other comprehensive income (loss) before reclassifications, tax 0.2 0.0
Foreign currency translation adjustments    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance 0.1 12.2
Other comprehensive (loss) income before reclassifications, net of tax expense (4.1) (4.9)
Amounts reclassified from accumulated other comprehensive income 0.0 0.0
Total other comprehensive loss (4.1) (4.9)
Ending balance (4.0) 7.3
Other comprehensive income (loss) before reclassifications, tax 0.0 0.0
Derivative gain, net    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance 2.3 1.7
Other comprehensive (loss) income before reclassifications, net of tax expense (1.2) 1.9
Amounts reclassified from accumulated other comprehensive income (0.6) (1.0)
Total other comprehensive loss (1.8) 0.9
Ending balance 0.5 2.6
Other comprehensive income (loss) before reclassifications, tax 0.2 0.0
Postretirement adjustments    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance (0.4) (0.2)
Other comprehensive (loss) income before reclassifications, net of tax expense 0.1 0.0
Amounts reclassified from accumulated other comprehensive income 0.0 0.0
Total other comprehensive loss 0.1 0.0
Ending balance (0.3) (0.2)
Other comprehensive income (loss) before reclassifications, tax 0.0 0.0
Accumulated Other Comprehensive Income (Loss)    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance 2.0 13.7
Total other comprehensive loss (5.8) (4.0)
Ending balance $ (3.8) $ 9.7