SEGMENT REPORTING (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	2
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	$ 253,739	$ 197,323	$ 122,661
Cost of revenue	147,945	116,033	68,212
Gross profit	$ 105,794	$ 81,290	$ 54,449
Gross margin	42.00%	41.00%	44.00%
Operating loss	$ (993)	$ (8,192)	$ 327
Income (loss) before income taxes	(3,441)	(13,793)	(2,583)
Investments in unconsolidated affiliates	5,424	6,704	7,424
Total assets	604,072	399,839	244,424
Net assets	435,854	287,053	154,534
Capital expenditures	1,768	686	1,044
Depreciation and amortization	13,555	11,385	4,916
Total long-lived assets	33,413	35,542	15,469
North America Segment | Operating Segments
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	158,898	131,066	115,423
Cost of revenue	84,472	70,163	63,089
Gross profit	$ 74,426	$ 60,903	$ 52,334
Gross margin	47.00%	46.00%	45.00%
Operating loss	$ 650	$ (4,977)	$ 1,426
Income (loss) before income taxes	2,072	(7,871)	(1,343)
Investments in unconsolidated affiliates	5,424	6,704	7,424
Total assets	441,234	238,550	219,402
Net assets	308,973	156,931	133,835
Capital expenditures	700	443	1,005
Depreciation and amortization	5,673	4,735	4,788
International Segment | Operating Segments
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	94,841	66,257	7,238
Cost of revenue	63,473	45,870	5,123
Gross profit	$ 31,368	$ 20,387	$ 2,115
Gross margin	33.00%	31.00%	29.00%
Operating loss	$ (1,643)	$ (3,215)	$ (1,099)
Income (loss) before income taxes	(5,513)	(5,922)	(1,240)
Investments in unconsolidated affiliates	0	0	0
Total assets	162,838	161,289	25,022
Net assets	126,881	130,122	20,699
Capital expenditures	1,068	243	39
Depreciation and amortization	$ 7,882	$ 6,650	$ 128
Customer Concentration Risk | Sales Revenue, Net | Covetrus
Segment Reporting, Other Significant Reconciling Item [Line Items]
Concentration risk, percentage	8.00%	6.00%	14.00%
United States
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	$ 141,588	$ 120,244	$ 113,485
Total long-lived assets	12,502	11,805	14,712
Canada
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	17,310	10,822	1,938
Total long-lived assets	719	643	0
Germany
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	44,148	29,543	0
Total long-lived assets	12,795	14,630	0
France
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	18,671	12,615	3,473
Total long-lived assets	3,127	4,205	152
Spain
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	14,071	12,995	759
Total long-lived assets	1,051	1,209	391
Italy
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	10,145	5,850	0
Total long-lived assets	1,966	1,944	0
Switzerland
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	3,885	3,343	2,820
Total long-lived assets	63	46	33
Other International
Segment Reporting, Other Significant Reconciling Item [Line Items]
Total revenue	3,921	1,911	186
Total long-lived assets	$ 1,190	$ 1,060	$ 181
North America | Customer Concentration Risk | Sales Revenue, Net | Covetrus
Segment Reporting, Other Significant Reconciling Item [Line Items]
Concentration risk, percentage	7.00%	5.00%	14.00%
International | Customer Concentration Risk | Sales Revenue, Net | Covetrus
Segment Reporting, Other Significant Reconciling Item [Line Items]
Concentration risk, percentage	1.00%	1.00%	0.00%