v3.5.0.2
Income Taxes (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Income Tax Disclosure [Abstract]        
Effective tax rate 32.50% 38.70% 36.90% 38.10%
Cash paid for income taxes     $ 145,700,000 $ 256,800,000
Accrued liability for penalties $ 500,000   500,000  
Accrued liability for interest related to uncertain tax positions and penalties 11,300,000   11,300,000  
Unrecognized tax benefits settlements with taxing authorities, minimum     0  
Unrecognized tax benefits settlements with taxing authorities, maximum     10,000,000  
Valuation allowance, state loss carryforwards $ 60,000,000   $ 60,000,000