Long-Term Debt - Summary of Debt (Details) - USD ($) $ in Millions |
Mar. 31, 2019 |
Mar. 31, 2018 |
Dec. 07, 2017 |
---|---|---|---|
Debt Instrument [Line Items] | |||
Total | $ 1,238.0 | $ 1,356.0 | |
Less current maturities | 1.2 | 3.9 | |
Long-term debt | 1,236.8 | 1,352.1 | |
Term loans | Credit Facility | |||
Debt Instrument [Line Items] | |||
Total | 718.4 | 791.5 | |
Term loans | Senior notes | |||
Debt Instrument [Line Items] | |||
Unamortized original issue discount | 6.6 | 8.5 | |
4.875% Senior notes due 2025 | Senior notes | |||
Debt Instrument [Line Items] | |||
Total | 495.0 | 494.2 | |
Unamortized original issue discount | $ 5.0 | 5.8 | |
Interest rate | 4.875% | 4.875% | |
Securitization facility borrowings | Other | |||
Debt Instrument [Line Items] | |||
Total | $ 0.0 | 18.3 | |
Unamortized original issue discount | 0.5 | ||
Other subsidiary debt | Other | |||
Debt Instrument [Line Items] | |||
Total | 24.6 | $ 52.0 | |
Unamortized original issue discount | $ 0.5 |