NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Adoption of New Accounting Pronouncements (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Retained earnings	$ 2,038,812	$ 1,846,112
Treasury stock, at cost	790,350	697,406
Additional paid-in capital	964,964	965,707
Allowance for credit losses	$ 243,942	$ 261,843	$ 260,464	$ 269,030