Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Available-for-Sale, Amortized Cost	$ 1,365,523	$ 1,353,964
Held to Maturity, Fair Value, Total	$ 1,289,133	$ 1,291,801
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	42,610,271	42,500,611
Common Stock, Shares, Issued	42,610,271	42,500,611
Common Stock, unvested restricted Stock awards	237,722	199,410
Shares Held in Rabbi Trust	80,155	78,088
Junior Subordinated Debt [Member]
Unamortized debt issuance expense	$ 27	$ 28
Subordinated Debt [Member]
Unamortized debt issuance expense	$ 3,493