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EQUITY (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2026	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Aug. 05, 2025	Aug. 04, 2025
Class of Stock [Line Items]
Quarterly dividend on all classes of common stock (in dollars per share)	$ 1.60	$ 1.50	$ 1.50	$ 1.50	$ 1.50
Share repurchase program, authorized amount						$ 50,000	$ 9,800
Repurchase of Class C Common Stock (in shares)	47,319
Repurchase of Class C Common Stock	$ 7,178
Remaining authorized amount for repurchase	30,000
Capital required for capital adequacy	1,100,000	$ 1,000,000
Capital	1,700,000	1,700,000
Excess capital	663,200	$ 677,700
Class C non-voting common stock
Class of Stock [Line Items]
Repurchase of Class C Common Stock	$ 7,100