Debt and Credit Facilities - Narrative (Details) - Unsecured Debt | Dec. 20, 2022 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2023 USD ($) agreement Rate | Dec. 31, 2022 USD ($) |
Revolving Credit Facility | 2022 Credit Agreement | | | | |
Line of Credit Facility [Line Items] | | | | |
Maximum borrowing capacity | $ 1,075,000,000 | | | |
Borrowings outstanding | | | $ 691,300,000 | $ 693,800,000 |
Line of credit borrowings outstanding | | | 600,000,000 | |
Interest rate swap facility, amount | | | $ 150,000,000 | |
Interest rate swap facility, fixed interest | | | 2.88% | |
Number of interest rate swap agreements | agreement | | | 2 | |
Revolving Credit Facility | 2022 Credit Agreement | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Unused capacity commitment fee, percentage | 0.125% | | | |
Revolving Credit Facility | 2022 Credit Agreement | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Unused capacity commitment fee, percentage | 0.25% | | | |
Revolving Credit Facility | 2022 Credit Agreement | Federal Funds Rate | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 0.50% | | | |
Revolving Credit Facility | 2022 Credit Agreement | One-month Term SOFR | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 1.10% | | | |
Revolving Credit Facility | 2022 Credit Agreement | One-month Term SOFR | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 0.125% | | | |
Revolving Credit Facility | 2022 Credit Agreement | One-month Term SOFR | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 0.75% | | | |
Revolving Credit Facility | 2022 Credit Agreement | SOFR | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 0.10% | | | |
Revolving Credit Facility | 2022 Credit Agreement | SOFR | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 1.125% | | | |
Revolving Credit Facility | 2022 Credit Agreement | SOFR | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 1.75% | | | |
Revolving Credit Facility | 2022 Credit Agreement | Base Rate | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 0.125% | | | |
Revolving Credit Facility | 2022 Credit Agreement | Base Rate | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Debt instrument, basis spread on variable rate | 0.75% | | | |
Revolving Credit Facility | Variable Rate Revolving Credit Facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Line of credit borrowings outstanding | | | $ 450,000,000 | |
Line of credit facility, interest rate | | | 6.11% | |
Letter of Credit | 2022 Credit Agreement | | | | |
Line of Credit Facility [Line Items] | | | | |
Maximum borrowing capacity | $ 100,000,000 | | | |
Standby Letters of Credit | 2022 Credit Agreement | | | | |
Line of Credit Facility [Line Items] | | | | |
Maximum borrowing capacity | | | $ 60,400,000 | |
Standby Letters of Credit | 2022 Credit Agreement | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Commission percentage | 1.125% | | | |
Standby Letters of Credit | 2022 Credit Agreement | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Commission percentage | 1.75% | | | |
Line of Credit | BMO Term Loan | | | | |
Line of Credit Facility [Line Items] | | | | |
Term loan face amount | | $ 100,000,000 | | |
Periodic payment, principal | | $ 1,250,000 | | |
Term loan interest rate | Rate | | | 1.28% | |
Term loan | | | $ 91,300,000 | $ 93,800,000 |