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Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Held to Maturity, Fair Value, Total | $ 1,509,985 | $ 1,064,133
Debt Securities, Available-for-sale, Amortized Cost | $ 1,605,913 | $ 1,583,736
Preferred Stock, par value | $ 0.01 | $ 0.01
Preferred Stock, Shares Authorized | 1,000,000 | 1,000,000
Preferred Stock, shares outstanding | 0 | 0
Common Stock, par value | $ 0.01 | $ 0.01
Common Stock, shares authorized | 75,000,000 | 75,000,000
Common Stock, Shares, Outstanding | 45,634,626 | 47,349,778
Common Stock, Shares, Issued | 45,634,626 | 47,349,778
Common Stock, unvested restricted Stock awards | 136,904 | 135,273
Shares Held in Rabbi Trust | 82,617 | 82,565
Junior Subordinated Debt [Member] |  |
Unamortized Debt Issuance Expense | $ 33 | $ 35
Subordinated Debt [Member] |  |
Unamortized Debt Issuance Expense | $ 138 | $ 209

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