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v3.19.3.a.u2

Long-Term Debt (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) Rate | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Debt Instrument [Line Items] |  |  |
Senior Notes | $ 550.0 | $ 0.0 |
Long-term Debt, Gross | 1,040.8 | 1,124.0 |
Unamortized Debt Issuance Expense | (8.5) | (23.6) |
Long-term Debt | 1,032.3 | 1,100.4 |
Write-off of loan costs | $ 18.9 | 0.0 | $ 0.0
Leverage ratio | 2.30 |  |
FeesPaidInConnectionWithAmendment | $ 9.1 |  |
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums | 8.6 |  |
Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, Amortization Expense | 0.5 |  |
$250 Million Revolving Credit Facility, Due November 2024 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Secured Debt | 0.0 | 0.0 |
Line of Credit Facility, Maximum Borrowing Capacity | $ 250.0 |  |
Basis point reduction | Rate | 0.25% |  |
$825 Million Term B Loan Facility, due June 2022 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Secured Debt | $ 0.0 | 337.0 |
$822 Million Term B Loan Facility, due April 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Secured Debt | 490.8 | $ 787.0 |
Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Face amount of term loan | $ 550.0 |  |
Senior Notes | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | Rate | 4.625% |  |
Maximum [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Leverage ratio | Rate | 4.50% |  |
Leverage Ratio in Latest Year of Debt Term | Rate | 3.75% |  |
Term Loan Facility | Minimum [Member] | $822 Million Term B Loan Facility, due April 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate borrowings | Rate | 0.25% |  |
Revolving credit facility, unused portion, commitment fee percentage | Rate | 0.20% |  |
Term Loan Facility | Minimum [Member] | Eurodollar [Member] | $822 Million Term B Loan Facility, due April 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate borrowings | Rate | 1.25% |  |
Term Loan Facility | Maximum [Member] | $822 Million Term B Loan Facility, due April 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate borrowings | Rate | 1.25% |  |
Revolving credit facility, unused portion, commitment fee percentage | Rate | 0.35% |  |
Term Loan Facility | Maximum [Member] | Long-term Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Interest Rate During Period | Rate | 3.55% |  |
Term Loan Facility | Maximum [Member] | Eurodollar [Member] | $822 Million Term B Loan Facility, due April 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate borrowings | Rate | 2.25% |  |
Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Remaining Borrowing Capacity | $ 246.1 |  |

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