Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Narrative (Details)

v3.19.2
Derivatives - Narrative (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
derivative_instrument
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
derivative_instrument
Jun. 30, 2018
USD ($)
Derivative Instruments and Hedging Activities Disclosure [Abstract]        
Net (loss) gain on derivatives, tax $ 9.8 $ (1.9) $ 15.9 $ (7.1)
Derivatives, Fair Value [Line Items]        
Derivative, undesignated, number of instruments held | derivative_instrument 0   0  
Interest rate swaps        
Derivatives, Fair Value [Line Items]        
Additional amount to be classified as an increase to interest expense during next 12 months $ 3.5   $ 3.5