CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
CONSOLIDATED BALANCE SHEETS
Trade receivables, net of provision for credit losses	$ 1,628	$ 1,240
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, authorized shares	50,000	50,000
Common stock, shares issued	16,810	16,308
Common stock, shares outstanding	16,810	16,308
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, authorized shares	5,000	5,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0