Consolidated Statements of Operations and Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Net revenues	$ 136,104	$ 163,629
Cost of revenue	114,411	130,032
Gross profit	21,693	33,597
Selling, general and administrative expense	32,197	33,880
Restructuring costs and severance	4,765	0
Gain on disposal of business	0	(2,536)
Depreciation and amortization	1,634	1,553
Operating (loss) income	(16,903)	700
Interest expense	2,415	2,191
Other expenses, net	1,235	171
Loss before income tax expense	(20,553)	(1,662)
Income tax expense	4,073	144
Loss from continuing operations	(24,626)	(1,806)
Discontinued Operations
Income from discontinued operations	0	1,381
Loss on disposal of business	0	(1,188)
Income tax expense	0	(1,074)
Net loss from discontinued operations	0	(881)
Net loss	(24,626)	(2,687)
Net income attributable to non-controlling interest	0	(463)
Net loss attributable to SPAR Group, Inc.	$ (24,626)	$ (3,150)
Basic loss per common share attributable to SPAR Group, Inc. from continuing operations (in dollars per share)	$ (1,040.00)	$ (90.00)
Diluted loss per common share attributable to SPAR Group, Inc. from continuing operations (in dollars per share)	(1.04)	(0.09)
Basic loss per common share attributable to SPAR Group, Inc. from discontinued operations (in dollars per share)	0	(0.04)
Diluted loss per common share attributable to SPAR Group, Inc. from discontinued operations (in dollars per share)	0	(0.04)
Basic loss per common share attributable to SPAR Group, Inc. (in dollars per share)	(1.04)	(0.13)
Diluted loss per common share attributable to SPAR Group, Inc. (in dollars per share)	$ (1.04)	$ (0.13)
Weighted average common shares – basic (in shares)	23,619	23,555
Weighted average common shares – diluted (in shares)	23,619	23,555
Net loss	$ (24,626)	$ (2,687)
Other comprehensive loss:
Foreign currency translation adjustments	44	(1,553)
Comprehensive loss	(24,582)	(4,240)
Comprehensive income attributable to non-controlling interest	0	(172)
Comprehensive loss attributable to SPAR Group, Inc.	$ (24,582)	$ (4,412)