SEGMENT AND GEOGRAPHIC DATA - Geographic Data Reporting (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Revenue	$ 35,712	$ 44,897	$ 69,603	$ 87,969
Long-lived assets, net of accumulated depreciation and amortization	9,100	9,798	9,100	9,798
Net assets	42,564	48,554	42,564	48,554
Australia
Segment Reporting Information [Line Items]
Revenue	18,616	25,422	36,681	49,794
Long-lived assets, net of accumulated depreciation and amortization	34	49	34	49
Net assets	8,059	9,634	8,059	9,634
United States
Segment Reporting Information [Line Items]
Revenue	6,652	8,125	12,344	16,795
Long-lived assets, net of accumulated depreciation and amortization	7,224	7,811	7,224	7,811
Net assets	18,156	22,585	18,156	22,585
United Kingdon
Segment Reporting Information [Line Items]
Revenue	5,489	7,547	11,404	13,696
Long-lived assets, net of accumulated depreciation and amortization	22	33	22	33
Net assets	4,336	5,084	4,336	5,084
Other
Segment Reporting Information [Line Items]
Revenue	4,955	3,803	9,174	7,684
Long-lived assets, net of accumulated depreciation and amortization	1,820	1,905	1,820	1,905
Net assets	$ 12,013	$ 11,251	$ 12,013	$ 11,251