CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Allowance for accounts receivable	$ 5,511	$ 5,584
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares outstanding (in shares)	15,788,714	16,177,237
Treasury stock, at cost (in shares)	4,607,773	4,141,989
Series A preferred stock, $1.00 par value; 1,000,000 shares authorized
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Series B preferred stock, $1.00 par value; 1,000,000 shares authorized
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000