Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Allowance for credit losses	$ 2,277	$ 1,477
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	151,935,000	151,124,000