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INCENTIVE PLANS - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Number of authorized shares remaining (in shares) | 4,396,033 |  |
Officers and Key Employees |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Expense provision under cash-based compensation plans | $ 58.8 | $ 77.3 | $ 42.8
Performance shares |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Share-based compensation plans vesting period (in years) | 3 years |  |
Pretax compensation expense | $ 30.4 | $ 40.1 | $ 23.2
Granted, Weighted average grant date fair value (in usd per share) | $ 247.00 | $ 175.46 | $ 185.31
Restricted shares |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Share-based compensation plans vesting period (in years) | 3 years |  |
Pretax compensation expense | $ 15.1 | $ 16.5 | $ 11.6
Granted, Weighted average grant date fair value (in usd per share) | $ 247.00 | $ 175.46 | $ 184.49
SOSARs |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Share-based compensation plans vesting period (in years) | 3 years |  |
Pretax compensation expense | $ 5.1 | $ 4.0 | $ 4.0
Share-based compensation plans expiration period (in years) | 10 years |  |
Deferred Stock Units | Share-Based Payment Arrangement, Nonemployee |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Pretax compensation expense | $ 2.8 | $ 2.6 | $ 2.4
Minimum | Performance shares |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Units paid target range | 0.00% |  |
Maximum |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Number of shares that may be issued (in shares) | 8,000,000 |  |
Maximum | Performance shares |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |
Units paid target range | 200.00% |  |

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