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Consolidated Statements Of Financial Condition (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Securities held to maturity, fair value | $ 363,259 | $ 439,581 |
Loans, allowance for loan losses | 30,482 | 33,914 |
Debt issuance costs | $ 727 | $ 798 |
Preferred stock, par value | $ 100 |  |
Preferred stock, shares authorized | 210,000 |  |
Preferred stock, shares issued | 173,282 | 173,282 |
Common stock, par value | $ 0.01 | $ 0.01 |
Common stock, shares authorized | 50,000,000 | 50,000,000 |
Common stock, shares issued | 16,099,556 | 16,056,178 | 16,056,178
Treasury stock, shares | 96,657 | 127,580 |
Series A 3% Preferred Stock [Member] |  |  |
Preferred stock, par value | $ 100 | $ 100 |
Preferred stock, shares authorized | 1,533 | 1,533 |
Preferred stock, shares issued | 1,435 | 1,435 |
Preferred stock, dividend percentage | 3.00% | 3.00% | 3.00%
Series B-1 8.48% Preferred Stock [Member] |  |  |
Preferred stock, par value | $ 100 | $ 100 |
Preferred stock, shares authorized | 200,000 | 200,000 |
Preferred stock, shares issued | 171,847 | 171,847 |
Preferred stock, dividend percentage | 8.48% | 8.48% | 8.48%

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