EBITDA (loss): SEC Regulation S-K 229.10(e)1(ii)(A) defines EBITDA as earnings before interest, taxes, depreciation and amortization. EBITDA is presented to provide additional information to investors about the Company's operations on a basis consistent with the measures which the Company uses to manage its operations and evaluate its performance. Management also uses this measurement to evaluate working capital requirements. EBITDA should not be considered in isolation or as a substitute for operating income and net income prepared in accordance with U.S. GAAP or as a measure of the Company's profitability.

No definition available.

SEGMENT AND GEOGRAPHIC DATA - Segment Information (Details) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2026 USD ($)	Mar. 31, 2026 USD ($)	Jun. 30, 2025 USD ($)	Mar. 31, 2025 USD ($)	Jun. 30, 2026 USD ($) Segment	Jun. 30, 2025 USD ($)	Dec. 31, 2025 USD ($)
Segment Reporting [Line Items]
Revenues	$ 54,941		$ 35,541		$ 105,002	$ 67,407
Cost of revenues	32,146		16,906		61,652	32,374
Gross profit	22,795		18,635		43,350	35,033
Salaries and related	(17,967)		(14,837)		(36,707)	(29,182)
Office and general	(4,873)		(2,793)		(9,470)	(5,357)
Marketing and promotion	(1,001)		(971)		(1,923)	(1,901)
Operating expenses depreciation and amortization	(324)		(245)		(635)	(528)
Operating loss	(1,370)		(211)		(5,385)	(1,935)
EBITDA (loss)	(644)		(152)		(3,748)	(1,664)
Total depreciation and amortization	(934)		(245)		(1,876)	(528)
Interest income / (expense), net	0		54		(13)	125
Provision for income taxes	(270)		(345)		(4)	(377)
Net loss	(1,848)	$ (3,793)	(688)	$ (1,756)	(5,641)	(2,444)
Accounts receivable, net	34,940		35,220		34,940	35,220	$ 35,220
Long-lived assets, net of accumulated depreciation and amortization	23,852		26,242		23,852	26,242	26,242
Total assets	108,236		113,231		$ 108,236	113,231	$ 113,231
Number of reportable segments \| Segment					4
Building Solutions
Segment Reporting [Line Items]
Revenues	14,612				$ 26,210
Business Services
Segment Reporting [Line Items]
Revenues	36,385		35,541		71,390	67,407
Energy Services
Segment Reporting [Line Items]
Revenues	3,944				7,402
Operating Segments \| Building Solutions
Segment Reporting [Line Items]
Revenues	14,612				26,210
Cost of revenues	11,454				21,411
Gross profit	3,158				4,799
Salaries and related	(1,786)				(3,378)
Office and general	(1,074)				(2,241)
Marketing and promotion	(11)				(23)
Operating expenses depreciation and amortization	(101)				(191)
Operating loss	186				(1,034)
EBITDA (loss)	23				(1,331)
Total depreciation and amortization	(267)				(531)
Interest income / (expense), net	(140)				(266)
Provision for income taxes	0				0
Net loss	(384)				(2,128)
Accounts receivable, net	7,940		8,671		7,940	8,671
Long-lived assets, net of accumulated depreciation and amortization	4,257		4,320		4,257	4,320
Total assets	32,401		34,105		32,401	34,105
Operating Segments \| Business Services
Segment Reporting [Line Items]
Revenues	36,385		35,541		71,390	67,407
Cost of revenues	18,570		16,906		36,129	32,374
Gross profit	17,815		18,635		35,261	35,033
Salaries and related	(14,369)		(14,460)		(29,461)	(28,354)
Office and general	(2,032)		(1,646)		(4,161)	(3,284)
Marketing and promotion	(982)		(971)		(1,879)	(1,901)
Operating expenses depreciation and amortization	(213)		(243)		(405)	(523)
Operating loss	219		1,315		(645)	971
EBITDA (loss)	72		954		(943)	458
Total depreciation and amortization	(213)		(243)		(405)	(523)
Interest income / (expense), net	(169)		(157)		(327)	(278)
Provision for income taxes	(461)		(372)		305	(448)
Net loss	(771)		182		(1,370)	(791)
Accounts receivable, net	22,000		22,398		22,000	22,398
Long-lived assets, net of accumulated depreciation and amortization	7,597		7,934		7,597	7,934
Total assets	41,525		43,418		41,525	43,418
Operating Segments \| Energy Services
Segment Reporting [Line Items]
Revenues	3,944				7,402
Cost of revenues	2,048				3,963
Gross profit	1,896				3,439
Salaries and related	(583)				(1,266)
Office and general	(506)				(884)
Marketing and promotion	(8)				(21)
Operating expenses depreciation and amortization	0				(19)
Operating loss	799				1,249
EBITDA (loss)	1,102				1,950
Total depreciation and amortization	(370)				(771)
Interest income / (expense), net	(49)				(92)
Provision for income taxes	0				0
Net loss	683				1,087
Accounts receivable, net	4,971		4,045		4,971	4,045
Long-lived assets, net of accumulated depreciation and amortization	5,409		7,235		5,409	7,235
Total assets	14,220		12,526		14,220	12,526
Operating Segments \| Investments
Segment Reporting [Line Items]
Revenues	158				317
Cost of revenues	74				149
Gross profit	84				168
Salaries and related	0				0
Office and general	(157)				(249)
Marketing and promotion	0				0
Operating expenses depreciation and amortization	0				0
Operating loss	(73)				(81)
EBITDA (loss)	(56)				(9)
Total depreciation and amortization	(74)				(149)
Interest income / (expense), net	217				390
Provision for income taxes	0				0
Net loss	87				232
Accounts receivable, net	0		0		0	0
Long-lived assets, net of accumulated depreciation and amortization	6,437		6,586		6,437	6,586
Total assets	21,099		21,689		21,099	21,689
Inter-Segment Elimination
Segment Reporting [Line Items]
Revenues	(158)		0		(317)	0
Cost of revenues	0		0		0	0
Gross profit	(158)		0		(317)	0
Salaries and related	(1,229)		(377)		(2,602)	(828)
Office and general	(1,104)		(1,147)		(1,935)	(2,073)
Marketing and promotion	0		0		0	0
Operating expenses depreciation and amortization	(10)		(2)		(20)	(5)
Operating loss	(2,501)		(1,526)		(4,874)	(2,906)
EBITDA (loss)	(1,785)		(1,106)		(3,415)	(2,122)
Total depreciation and amortization	(10)		(2)		(20)	(5)
Interest income / (expense), net	141		211		282	403
Provision for income taxes	191		27		(309)	71
Net loss	(1,463)		(870)		(3,462)	(1,653)
Accounts receivable, net	29		106		29	106
Long-lived assets, net of accumulated depreciation and amortization	152		167		152	167
Total assets	$ (1,009)		$ 1,493		$ (1,009)	$ 1,493