Business Segments (Tables)

3 Months Ended

Mar. 31, 2025

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

The operating results of the Company’s reportable segments were as follows for the periods presented:

	Three Months Ended March 31, 2025
	Rail, Technologies, and Services		Infrastructure Solutions		Total
Net sales	$	54,015	$	43,777	$	97,792
Less:
Cost of sales	(41,986)		(35,655)		(77,641)
Selling and administrative employment costs	(7,399)		(5,564)		(12,963)
Purchased services(1)	(1,673)		(1,358)		(3,031)
General administrative costs(2)	(1,993)		(1,342)		(3,335)
Amortization expense	(820)		(302)		(1,122)
Segment operating income (loss)	$	144	$	(444)	$	(300)
Reconciliation of segment operating loss
Total segment operating loss					$	(300)
Interest expense - net					(1,143)
Other income - net					318
Public company costs					(1,154)
Corporate executive management costs					(220)
Corporate management stock-based compensation					(278)
Other corporate expenses - net					29
Loss before income taxes					$	(2,748)

(1) Purchased services costs include contractor services, insurance expenditures, rental expense, and legal services.

(2) General administrative costs generally include office supplies, utilities, advertising, bad debt expense, depreciation and restructuring expenditures.

	Three Months Ended March 31, 2024
	Rail, Technologies, and Services		Infrastructure Solutions		Total
Net sales	$	82,623	$	41,697	$	124,320
Less:
Cost of sales	(64,052)		(34,092)		(98,144)
Selling and administrative employment costs	(7,482)		(5,818)		(13,300)
Purchased services(1)	(1,939)		(1,578)		(3,517)
General administrative costs(2)	(1,501)		(1,251)		(2,752)
Amortization expense	(871)		(346)		(1,217)
Segment operating income (loss)	$	6,778	$	(1,388)	$	5,390
Reconciliation of segment operating income
Total segment operating income					$	5,390
Gain on sale of former joint venture facility					3,477
Interest expense - net					(1,125)
Other income - net					253
Public company costs					(1,219)
Corporate executive management costs					(1,407)
Corporate management stock-based compensation					(599)
Other corporate expenses					(76)
Income before income taxes					$	4,694

(1) Purchased services costs include contractor services, insurance expenditures, rental expense, and legal services.

(2) General administrative costs generally include office supplies, utilities, advertising, bad debt expense, depreciation and restructuring expenditures.

Reconciliations of reportable depreciation and amortization and expenditures for long-lived assets to the Company’s consolidated totals are as follows for the periods ended March 31:

	Three Months Ended March 31, 2025
	Depreciation/Amortization		Expenditures for Long-Lived Assets
Rail, Technologies, and Services	$	1,168	$	427
Infrastructure Solutions	1,764		2,038
Reportable segments total	$	2,932	$	2,465
Corporate	495		110
Total	$	3,427	$	2,575

	Three Months Ended March 31, 2024
	Depreciation/Amortization		Expenditures for Long-Lived Assets
Rail, Technologies, and Services	$	1,221	$	536
Infrastructure Solutions	1,911		2,033
Reportable segments total	$	3,132	$	2,569
Corporate	459		143
Total	$	3,591	$	2,712

The following table summarizes the Company's total assets by reportable segment for the following periods:

	March 31, 2025		December 31, 2024
Rail, Technologies, and Services	$	149,333	$	158,859
Infrastructure Solutions	131,689		123,755
Reportable segments total	281,022		282,614
Corporate	61,804		51,936
Total	$	342,826	$	334,550