CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Allowance for doubtful trade accounts receivable	$ 8,022	$ 9,337
Stockholders’ equity:
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	200,000,000	200,000,000
Common stock, shares issued (in shares)	80,533,536	80,533,536
Common stock, shares outstanding (in shares)	61,807,803	63,444,681
Treasury stock, shares (in shares)	18,725,733	17,088,855