CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares shares in Thousands	Dec. 31, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares issued	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	80,000	80,000
Common stock, shares issued (in shares)	19,135	17,428
Common stock, shares outstanding (in shares)	19,125	17,418
Common stock held in treasury, at cost, shares (in shares)	10	10