CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Total net sales	$ 124,320	$ 115,488
Total cost of sales	98,144	92,181
Gross profit	26,176	23,307
Selling and administrative expenses	22,870	21,417
(Gain) on sale of former joint venture facility	(3,477)	0
Amortization expense	1,217	1,365
Operating income	5,566	525
Interest expense - net	1,125	1,388
Other (income) expense - net	(253)	1,849
Income (loss) before income taxes	4,694	(2,712)
Income tax expense (benefit)	289	(541)
Net income (loss)	4,405	(2,171)
Net loss attributable to noncontrolling interest	(31)	(19)
Net income (loss) attributable to L.B. Foster Company	$ 4,436	$ (2,152)
Per share data attributable to L.B. Foster shareholders:
Basic earnings (loss) per common share (in USD per share)	$ 0.41	$ (0.20)
Diluted earnings (loss) per common share (in USD per share)	$ 0.40	$ (0.20)
Basic weighted average shares outstanding (in shares)	10,762	10,792
Diluted weighted average shares outstanding (in shares)	10,985	10,792
Sales of goods
Total net sales	$ 104,463	$ 98,538
Total cost of sales	81,542	78,049
Sales of services
Total net sales	19,857	16,950
Total cost of sales	$ 16,602	$ 14,132