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SHAREHOLDERS' EQUITY - NARRATIVE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions | 1 Months Ended | 3 Months Ended | 4 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
May 31, 2024 | Dec. 31, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Apr. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2023
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Common stock repurchased |  |  | $ 90.0 | $ 40.0 |  | $ 190.0 | $ 85.1
Stock repurchase program, remaining repurchase authorized amount |  |  | 331.8 |  |  | 331.8 |
Common stock dividends declared |  |  | $ 16.9 | $ 17.2 |  | $ 50.8 | $ 51.0
Dividends (in dollars per share) |  |  |  |  |  | $ 0.47 |
Forecast |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Common stock repurchased |  | $ 1.4 |  |  |  |  |
Common stock |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Stock repurchased and retired during period (in shares) |  |  | 2,810 | 1,646 |  | 6,466 | 3,625
Common stock repurchased |  |  | $ 0.1 |  |  | $ 0.1 |
Employee benefit plans, net of shares used to pay tax withholdings (in shares) |  |  | 219 | 135 |  | 1,031 | 1,445
Dividends (in dollars per share) | $ 0.16 |  |  |  | $ 0.15 |  |

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