Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022
Investments, Debt and Equity Securities [Abstract]
Held-to-maturity securities, at fair value	$ 134,811	$ 171,623	$ 175,800
STOCKHOLDERS’ EQUITY
Preferred Stock, par value (in dollars per share)	$ 1	$ 1	$ 1
Preferred Stock, shares authorized (in shares)	1,000,000	1,000,000	1,000,000
Common Stock, par value (in dollars per share)	$ 1	$ 1	$ 1
Common Stock, shares authorized (in shares)	30,000,000	30,000,000	30,000,000
Common Stock, shares issued (in shares)	22,066,559	21,423,992	21,423,992
Treasury Stock (in shares)	5,017,063	4,872,355	4,900,975