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Debt - Credit Agreement Narrative (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Debt Instrument [Line Items] |  |
Debt | $ 8,797,424,000 | $ 8,751,544,000
New Credit Agreement |  |
Debt Instrument [Line Items] |  |
Average interest rate | 1.90% | 3.30%
Revolving Credit Facility |  |
Debt Instrument [Line Items] |  |
Letters of credit outstanding | $ 3,232,000 |
Period of earnings before interest, taxes, depreciation, amortization and rent expense (EBITDAR) for calculation of remaining borrowing capacity | 12 months |
Remaining amount available for borrowing under credit facility | $ 1,746,768,000 |
Revolving Credit Facility | New Credit Agreement |  |
Debt Instrument [Line Items] |  |
Maximum borrowing capacity | 1,750,000,000 |
Optional additional commitments | 1,260,000,000 |
Debt | 0 | $ 348,808,000
Average interest rate |  | 3.20%
Term Loan Facility | New Credit Agreement |  |
Debt Instrument [Line Items] |  |
Debt | 250,000,000 |
Amount of quarterly installments based on the original principal | 3,125,000 |
Term Loan Facility | Term Loan A |  |
Debt Instrument [Line Items] |  |
Debt | $ 215,625,000 | $ 228,125,000
Average interest rate | 1.90% | 3.50%
Term Loan Facility | Term Loan B |  |
Debt Instrument [Line Items] |  |
Debt | $ 679,621,000 | $ 686,395,000
Minimum | New Credit Agreement |  |
Debt Instrument [Line Items] |  |
Commitment fee percentage | 0.25% |
Maximum | New Credit Agreement |  |
Debt Instrument [Line Items] |  |
Commitment fee percentage | 0.40% |
Term Loan Facility | Loans Payable | Term Loan B |  |
Debt Instrument [Line Items] |  |
Maximum borrowing capacity | $ 700,000,000 |
Debt | $ 679,621,000 |
Par | 99.75% |
Quarterly payment amount | $ 1,750,000 |
Stated interest rate (as a percent) | 1.90% | 3.60%
Term Loan Facility | Loans Payable | Term Loan B | LIBOR |  |
Debt Instrument [Line Items] |  |
Debt instrument, basis spread on variable rate | 1.75% |

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