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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Earnings Per Share (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Accounting Policies [Abstract] |  |  |
Net income available to common shareholders | $ 358,685 | $ 269,105 | $ 346,540
Weighted average number of common shares outstanding (in shares) | 68,808,830 | 68,977,453 | 69,193,591
Effect of dilutive stock options (in shares) | 0 | 45 | 17,276
Effect of dilutive restricted stock awards (in shares) | 128,611 | 62,534 | 79,536
Effect of performance share units (in shares) | 124,391 | 64,126 | 129,318
Weighted average number of common shares outstanding used to calculate diluted earnings per share (in shares) | 69,061,832 | 69,104,158 | 69,419,721

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