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FINANCING ARRANGEMENTS - Additional Information (Details) - USD ($) |  |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2023 | Apr. 28, 2023 | Jan. 24, 2023 | Oct. 08, 2021 | Jun. 30, 2023 | Mar. 31, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Loss on early extinguishment of debt |  |  |  |  | $ 0 | $ 2,400,000 | $ 0 | $ 2,362,000 | $ 0 |
Debt fair value | $ 2,300,000,000 |  |  |  | 2,300,000,000 |  |  | 2,300,000,000 |  | $ 2,400,000,000
2018 Swaps |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Notional amount of interest rate swap agreements | 350,000,000 |  |  |  | 350,000,000 |  |  | 350,000,000 |  |
Reclassification of gain from accumulated other comprehensive loss to interest expense |  |  | $ 8,300,000 |  |  |  |  |  |  |
Interest Rate Swap |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Reclassification of gain from accumulated other comprehensive loss to interest expense |  |  |  |  | 6,049,000 |  |  | 20,175,000 |  |
Derivative asset | 49,100,000 |  |  |  | 49,100,000 |  |  | 49,100,000 |  | 60,600,000
Secured senior term loans due October 8, 2028 ("2028 Term Loans") | 2022 Swaps |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Notional amount of interest rate swap agreements |  |  |  |  |  |  |  |  |  | 600,000,000
Unsecured debt | Unsecured senior notes, at 6.375%, due February 1, 2031 ("2031 Notes") |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt Instrument, face amount |  |  | 500,000,000 |  |  |  |  |  |  |
Line of Credit | Revolving credit facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Borrowing on credit facility |  |  | 114,000,000 |  |  |  |  |  |  |
Revolving credit facility maximum borrowing capacity | 400,000,000 |  |  |  | 400,000,000 |  |  | 400,000,000 |  |
Debt outstanding | 0 |  |  |  | 0 | $ 114,000,000 |  | 0 |  | 0
Available to borrow and outstanding letters of credit | 274,800,000 |  |  |  | 274,800,000 |  |  | 274,800,000 |  |
Outstanding letters of credit | $ 125,200,000 |  |  |  | 125,200,000 |  |  | 125,200,000 |  |
Period for measurement of average liquidity (in days) |  | 30 days |  |  |  |  |  |  |  |
Line of Credit | Revolving credit facility | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Commitment fee (as a percent) |  | 0.25% |  |  |  |  |  |  |  |
Line of Credit | Revolving credit facility | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Commitment fee (as a percent) |  | 0.375% |  |  |  |  |  |  |  |
Line of Credit | Revolving credit facility | SOFR | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.50% |  |  |  |  |  |  |  |
Line of Credit | Revolving credit facility | SOFR | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.75% |  |  |  |  |  |  |  |
Line of Credit | Revolving credit facility | Base Rate | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 0.50% |  |  |  |  |  |  |  |
Line of Credit | Revolving credit facility | Base Rate | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 0.75% |  |  |  |  |  |  |  |
Line of Credit | Secured senior term loans due October 8, 2028 ("2028 Term Loans") | SOFR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) | 2.11448% |  |  | 0.11448% |  |  |  |  |  |
Line of Credit | Secured senior term loans due October 8, 2028 ("2028 Term Loans") | LIBOR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 2.00% |  |  |  |  |  |
Secured debt | Secured senior term loans due June 30, 2024 ("2024 Term Loans") |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Repayments of debt |  |  | $ 614,000,000 |  |  |  |  |  |  |
Secured debt | Secured senior term loans due June 30, 2024 ("2024 Term Loans") | 2018 Swaps |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt outstanding | $ 350,000,000 |  |  |  | $ 350,000,000 |  |  | $ 350,000,000 |  |
Secured debt | Secured senior term loans due October 8, 2028 ("2028 Term Loans") | 2022 Swaps |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt outstanding |  |  |  |  |  |  |  |  |  | $ 600,000,000
Effective interest rate (as a percent) | 4.07898% |  |  |  | 4.07898% |  |  | 4.07898% |  | 2.931%
Secured debt | Secured senior term loans due October 8, 2028 ("2028 Term Loans") | 2022 Swaps | Through June 30, 2023 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Derivative, fixed interest rate |  |  |  |  |  |  |  |  |  | 0.931%
Secured debt | Secured senior term loans due October 8, 2028 ("2028 Term Loans") | 2022 Swaps | From July 1, 2023 through September 30, 2027 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Derivative, fixed interest rate |  |  |  |  |  |  |  |  |  | 1.9645%
Secured debt | Secured senior term loans due October 8, 2028 ("2028 Term Loans") | SOFR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  |  |  |  |  |  |  | 0.11448%
Secured debt | 2028 Term Loans, Variable Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt outstanding | $ 385,000,000 |  |  |  | $ 385,000,000 |  |  | $ 385,000,000 |  |

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