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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Dec. 31, 2024
Equity	$ 2,791,392	$ 2,374,090	$ 2,862,375	$ 2,301,868
Other comprehensive income (loss), net of tax	(22,971)	28,431
Securities
Equity	(22,566)	(35,679)	$ 378	$ (64,058)
Other comprehensive income (loss), net of tax	$ (22,944)	$ 28,379
Common Class A
Dividends declared on common stock (in dollars per share)	$ 0.40
Common Class B
Dividends declared on common stock (in dollars per share)	$ 4.00

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