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CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Consolidated Statements of Financial Condition [Abstract] |  |
Available-for-sale debt securities, at fair value, amortized cost | $ 4,984,446 | $ 5,125,408
Available-for-sale, allowance for credit losses | 658 | 521
Held-to-maturity, fair value | 269,253 | 308,040
Held-to-maturity, allowance for credit losses | 698 | 802
Loans held for investment, allowance for credit losses | $ 246,990 | $ 243,942
Common stock, par value | $ 0.10 | $ 0.10
Common stock, shares authorized | 2,000,000,000 | 2,000,000,000
Common stock, shares issued | 223,663,116 | 223,663,116
Common stock, shares outstanding | 159,134,896 | 163,868,877
Retained earnings, legal surplus reserve | $ 230,178 | $ 230,178
Treasury stock, shares | 64,528,220 | 59,794,239
Accumulated other comprehensive loss, tax | $ 8,221 | $ 8,221

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