Condensed Consolidated Balance Sheet (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Stockholders' Equity:
Allowance for credit losses	$ 4,024	$ 3,595
Accumulated depreciation	$ 128,416	$ 121,442
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized (in shares)	5,000,000	5,000,000
Preferred stock, issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized (in shares)	150,000,000	150,000,000
Common stock, issued (in shares)	14,624,159	14,624,159
Treasury stock (in shares)	2,917,063	2,949,997