CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Total net sales	$ 143,558	$ 140,796	$ 241,350	$ 265,116
Total cost of sales	112,658	110,283	190,299	208,427
Gross profit	30,900	30,513	51,051	56,689
Selling and administrative expenses	22,382	24,818	43,334	47,688
(Gain) on sale of former joint venture facility	0	0	0	(3,477)
Amortization expense	840	1,123	1,962	2,340
Operating income	7,678	4,572	5,755	10,138
Interest expense - net	1,490	1,493	2,633	2,618
Other income - net	(95)	(84)	(413)	(337)
Income before income taxes	6,283	3,163	3,535	7,857
Income tax expense	3,444	346	2,813	635
Net income	2,839	2,817	722	7,222
Net loss attributable to noncontrolling interest	(46)	(30)	(53)	(61)
Net income attributable to L.B. Foster Company	$ 2,885	$ 2,847	$ 775	$ 7,283
Per share data attributable to L.B. Foster shareholders:
Basic earnings per common share(usd per share)	$ 0.28	$ 0.26	$ 0.07	$ 0.68
Diluted income per common share (usd per share)	$ 0.27	$ 0.26	$ 0.07	$ 0.66
Basic weighted average shares outstanding (in shares)	10,439	10,793	10,489	10,777
Diluted weighted average shares outstanding (in shares)	10,853	11,060	10,945	11,062
Sales of goods
Total net sales	$ 129,071	$ 122,417	$ 215,619	$ 226,880
Total cost of sales	98,619	93,715	165,557	175,257
Sales of services
Total net sales	14,487	18,379	25,731	38,236
Total cost of sales	$ 14,039	$ 16,568	$ 24,742	$ 33,170