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Debt - Narrative (Details) - USD ($) | Aug. 07, 2020 | Jun. 30, 2021 | Dec. 31, 2020 | Jan. 29, 2014
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Debt issuance costs, net |  |  | $ 3,500,000 |
Debt issuance costs, current, net |  |  | 2,000,000.0 |
Long-term debt |  | $ 863,600,000 | $ 885,500,000 |
Debt instrument, covenant, net leverage ratio rolling period | 12 months |  |  |
Debt instrument, covenant, net leverage ratio adjustment period | 12 months |  |  |
Other Current Assets |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt issuance costs, net |  | 2,000,000.0 |  |
Other Assets |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt issuance costs, net |  | $ 2,600,000 |  |
3.875% Senior Unsecured Notes due 2028 | Prior to August 15, 2023 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, redemption price, percentage | 100.00% |  |  |
3.875% Senior Unsecured Notes due 2028 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Stated percentage | 3.875% | 3.875% | 3.875% |
Long-term debt | $ 450,000,000 | $ 450,000,000.0 | $ 450,000,000.0 |
3.875% Senior Unsecured Notes due 2028 | Maximum | Prior to August 15, 2023 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, redemption price, percentage | 40.00% |  |  |
3.875% Senior Unsecured Notes due 2028 | Maximum | Upon the occurrence of a change in control |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, redemption price, percentage | 101.00% |  |  |
Amended Credit Agreement | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Commitment fee percentage | 0.15% |  |  |
Debt covenant, consolidated debt service coverage ratio, minimum | 2.50 |  |  |
Amended Credit Agreement | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Commitment fee percentage | 0.35% |  |  |
Debt instrument, covenant, net leverage ratio, maximum | 4.50 |  |  |
Debt instrument, covenant, net leverage ratio, adjustment | 5.00 |  |  |
Amended Credit Agreement | Eurocurrency |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |
Amended Credit Agreement | Eurocurrency | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate | 1.25% |  |  |
Amended Credit Agreement | Eurocurrency | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate | 2.25% |  |  |
Amended Credit Agreement | Federal Funds Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate | 0.50% |  |  |
Amended Credit Agreement | Base Rate | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate | 0.25% |  |  |
Amended Credit Agreement | Base Rate | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, basis spread on variable rate | 1.25% |  |  |
2.875% Convertible Senior Notes due 2021 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Stated percentage |  | 2.875% |  | 2.875%
Revolving Credit Facility | Amended Credit Agreement |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Current borrowing capacity | $ 600,000,000 |  |  |
Term Loan Facility | Amended Credit Agreement |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Current borrowing capacity | $ 450,000,000 |  |  |
Percentage of original principal amount required to repay in the first two years | 2.50% |  |  |
Percentage of original principal amount required to repay during the third year | 5.00% |  |  |
Percentage of original principal amount required to repay remaining year | 7.50% |  |  |
Cash proceeds excess amount from dispositions of property or casualty events subject to certain reinvestment right | $ 100,000,000 |  |  |
Debt instrument, covenant, consideration threshold | $ 75,000,000.0 |  |  |

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