XML 135 R115.htm IDEA: XBRL DOCUMENT v3.6.0.2
Income Taxes (Income Tax (Benefit) Expense (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Current tax expense (benefit):                      
U.S. federal                 $ 50.7 $ 9.1 $ (4.3)
State                 (1.6) (1.8) (2.0)
Non-U.S.                 (0.8) (1.5) (1.4)
Total current tax expense                 48.3 5.8 (7.7)
Deferred tax expense (benefit):                      
U.S. federal                 (2.3) (6.7) 22.8
State                 (0.6) 1.1 (0.3)
Total deferred tax (expense) benefit                 (2.9) (5.6) 22.5
Income Tax Expense (Benefit) $ 23.0 $ 6.7 $ 6.0 $ 9.7 $ 1.0 $ 1.6 $ 2.2 $ (4.6) $ 45.4 $ 0.2 $ 14.8