Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Allowance for credit losses	$ 3,407	$ 2,277
Shareholders' equity:
Common stock, par value (USD per share)	$ 0	$ 0
Common stock, shares authorized	240,000,000	240,000,000
Common stock, shares issued	152,291,000	151,935,000