SIGNIFICANT ACCOUNTING POLICIES - Digital currency activity (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022
Indefinite-lived Intangible Assets [Roll Forward]
Revenue recognized from bitcoin mined	$ 1,385	$ 1,602
Impairment of bitcoin	(558)	(563)
Ending balance	651	651
Miner hosting revenue		400
Cryptocurrency [Member]
Indefinite-lived Intangible Assets [Roll Forward]
Revenue recognized from bitcoin mined		1,214
Impairment of bitcoin		(563)
Ending balance	$ 651	$ 651