SEGMENT AND GEOGRAPHIC DATA - Geographic Data Reporting (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Revenue	$ 33,891	$ 43,072
Long-lived assets, net of accumulated depreciation and amortization	9,381	9,798
Net assets	44,303	48,554
Australia
Segment Reporting Information [Line Items]
Revenue	18,065	24,372
Long-lived assets, net of accumulated depreciation and amortization	40	49
Net assets	8,335	9,634
United States
Segment Reporting Information [Line Items]
Revenue	5,692	8,670
Long-lived assets, net of accumulated depreciation and amortization	7,459	7,811
Net assets	19,678	22,585
United Kingdon
Segment Reporting Information [Line Items]
Revenue	5,915	6,149
Long-lived assets, net of accumulated depreciation and amortization	26	33
Net assets	4,829	5,084
Other
Segment Reporting Information [Line Items]
Revenue	4,219	3,881
Long-lived assets, net of accumulated depreciation and amortization	1,856	1,905
Net assets	$ 11,461	$ 11,251