Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Allowance for doubtful accounts	$ 2,009	$ 2,473
LIABILITIES AND STOCKHOLDERS’ EQUITY
Preferred stock, par value (in USD per share)	$ 1	$ 1
Preferred stock, shares authorized (in shares)	500,000	500,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in USD per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	35,000,000	35,000,000
Common stock, shares issued (in shares)	19,712,137	10,542,333
Common stock, shares outstanding (in shares)	19,400,005	10,294,824
Treasury stock (in shares)	312,132	247,509