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v3.20.4

Long-Term Debt - Refinancing Transactions (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Sep. 20, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Debt Instrument [Line Items] |  |  |  |
Payments for related fees and expenses |  | $ 27,339,000 | $ 32,738,000 | $ 48,297,000
Loss on extinguishment of debt |  | $ 4,601,000 | $ 12,437,000 | $ (104,000)
Refinancing Transactions | WRF |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Payments for related fees and expenses | $ 19,300,000 |  |  |
Debt issuance costs | 15,100,000 |  |  |
Loss on extinguishment of debt | 12,400,000 |  |  |
WRF 5 1/8% Senior Notes, due 2029 | Senior Notes | WRF |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, aggregate principal amount | 750,000,000.0 |  |  |
Debt instrument, interest rate |  | 5.125% |  |
WRF Term Loan | Secured Debt | WRF |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, aggregate principal amount | 1,000,000,000.0 |  |  |
WRF Revolver | Revolving Credit Facility | WRF |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, aggregate principal amount | $ 850,000,000.0 |  |  |

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