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Consolidated Statements of Financial Condition (Parentheticals) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Securities held-to-maturity, fair value | $ 64,560 | $ 62,029
Securities held-to-maturity, allowance for credit losses | $ 1,085 | $ 862
Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Preferred stock, shares authorized (in shares) | 5,000,000 | 5,000,000
Preferred stock, shares issued (in shares) | 0 | 0
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) | 100,000,000 | 100,000,000
Common stock, shares issued (in shares) | 34,087,623 | 34,087,623
Common stock, shares outstanding (in shares) | 29,980,104 | 30,526,353
Treasury stock, at average cost (in shares) | 4,107,519 | 3,561,270
Collateralized Mortgage Backed Securities [Member] |  |
Securities held-to-maturity, assets pledged | $ 4,880 | $ 5,643
Securities held-to-maturity, fair value | 7,496 | 8,667
Securities available for sale, pledged as collateral | 278,332 | 212,388
Securities available for sale, fair value option | 339 | 388
Other Debt Obligations [Member] |  |
Securities held-to-maturity, assets pledged | 0 | 0
Securities held-to-maturity, fair value | 57,064 | 53,362
Securities held-to-maturity, allowance for credit losses | 1,085 | 862
Securities available for sale, pledged as collateral | 0 | 0
Securities available for sale, fair value option | $ 13,235 | $ 14,180

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