Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Assets
Collateral pledged	$ 36,525	$ 36,525
State Tax Credits Held For Sale, Fair Value Disclosure	$ 0	$ 0
Shareholders' equity:
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	75,000	0
Preferred stock, shares outstanding	75,000	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	45,000,000	45,000,000
Common stock, shares issued	33,190,306	33,190,306
Treasury stock, shares	1,980,093	1,980,093