SEGMENT AND GEOGRAPHIC DATA Geographic Data Reporting (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Revenue	$ 93,811	$ 66,932
Net assets	34,894	39,661
Australia
Segment Reporting Information [Line Items]
Revenue	53,274	30,181
Net assets	4,001	3,101
United Kingdom
Segment Reporting Information [Line Items]
Revenue	16,864	15,690
Net assets	2,332	3,086
United States
Segment Reporting Information [Line Items]
Revenue	12,369	12,949
Net assets	22,867	28,595
Other
Segment Reporting Information [Line Items]
Revenue	11,304	8,112
Net assets	$ 5,694	$ 4,879