Debt - Senior Unsecured Notes - Narrative (Details) - USD ($) $ in Thousands |
9 Months Ended | |||
|---|---|---|---|---|
Aug. 06, 2020 |
Sep. 30, 2020 |
Sep. 30, 2019 |
Dec. 31, 2019 |
|
| Debt Instrument [Line Items] | ||||
| Aggregate principal amount on debt | $ 2,533,723 | $ 2,179,838 | ||
| Borrowings under term loans | 445,509 | $ 1,198,264 | ||
| Unamortized deferred financing costs | 19,464 | 17,549 | ||
| Senior Notes | ||||
| Debt Instrument [Line Items] | ||||
| Aggregate principal amount on debt | 1,950,000 | 1,500,000 | ||
| Unamortized discount | $ 7,200 | 3,000 | ||
| Redemption price, percent of principal amount | 100.00% | |||
| Unamortized deferred financing costs | $ 16,000 | $ 12,900 | ||
| Senior Notes | 2031 Senior Notes | ||||
| Debt Instrument [Line Items] | ||||
| Aggregate principal amount on debt | $ 450,000 | $ 450,000 | ||
| Principal amount issued | 98.352% | |||
| Borrowings under term loans | $ 441,300 | |||
| Deferred financing costs | 4,200 | |||
| Unamortized discount | $ 4,500 | |||
| Stated interest rate | 3.20% | 3.20% | ||