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Fair Value Of Assets And Liabilities - Schedule of Fair Value Measurements on a Recurring Basis (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial assets | $ 64.3 | $ 53.6
Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial assets | 64.3 | 53.6
Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial assets | 0.0 | 0.0
Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial assets | 0.0 | 0.0
Term Loan | Term Loan B-1 | Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 0.0 |
Term Loan | Term Loan B-1 | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 297.8 |
Term Loan | Term Loan B-1 | Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 0.0 |
Line of Credit | Revolver | Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 0.0
Line of Credit | Revolver | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 149.7
Line of Credit | Revolver | Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 0.0
Line of Credit | Term Loan | Term Loan B due 2024 | Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 0.0 | 0.0
Line of Credit | Term Loan | Term Loan B due 2024 | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 384.0 | 388.0
Line of Credit | Term Loan | Term Loan B due 2024 | Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 0.0 | 0.0
Senior Notes | 2027 Senior Notes | Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 0.0
Senior Notes | 2027 Senior Notes | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 619.5 | 635.2
Senior Notes | 2027 Senior Notes | Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 0.0
Senior Notes | 2028 Senior Notes | Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 0.0 | 0.0
Senior Notes | 2028 Senior Notes | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 724.5 | 526.9
Senior Notes | 2028 Senior Notes | Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 0.0 | 0.0
Carrying Amount |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial assets | 64.3 | 53.6
Carrying Amount | Term Loan | Term Loan B-1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 294.0 |
Carrying Amount | Line of Credit | Revolver |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 149.7
Carrying Amount | Line of Credit | Term Loan | Term Loan B due 2024 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 381.6 | 384.8
Carrying Amount | Senior Notes | 2027 Senior Notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 594.3 | 593.2
Carrying Amount | Senior Notes | 2028 Senior Notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 698.1 | 494.6
Estimate of Fair Value Measurement [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial assets | 64.3 | 53.6
Estimate of Fair Value Measurement [Member] | Line of Credit | Revolver |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities |  | 149.7
Estimate of Fair Value Measurement [Member] | Line of Credit | Term Loan | Term Loan B due 2024 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 384.0 | 388.0
Estimate of Fair Value Measurement [Member] | Senior Notes | 2027 Senior Notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | 619.5 | 635.2
Estimate of Fair Value Measurement [Member] | Senior Notes | 2028 Senior Notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Financial liabilities | $ 724.5 | $ 526.9

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