LEASES - Cash flow and supplemental information (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Cash paid for amounts included in the measurement of lease liabilities: | |||
| Operating cash flows used in finance leases | $ (3.4) | $ (3.7) | $ (3.8) |
| Operating cash flows used in operating leases | (925.1) | (986.4) | (1,032.4) |
| Financing cash flows used in finance leases | (4.6) | (5.6) | (9.4) |
| Landlord contributions: | |||
| Operating cash flows provided by operating leases | 31.8 | 23.9 | 19.9 |
| Supplemental disclosure of noncash leasing activities: | |||
| Right-of-use assets obtained in exchange for new operating lease liabilities | 196.3 | $ 214.1 | $ 277.3 |
| Right-of-use assets obtained in exchange for new finance lease liabilities | $ 2.6 | ||