RELATED-PARTY TRANSACTIONS (Details) - Related Party - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Hosting revenue
Related Party Transaction [Line Items]
Revenue from related parties	$ 2,828,000	$ 9,185,000	$ 10,062,000	$ 22,659,000
Equipment sales
Related Party Transaction [Line Items]
Revenue from related parties	0	29,693,000	0	67,269,000
Directors and Executives
Related Party Transaction [Line Items]
Related party transactions, reimbursement	0	700,000	0	1,800,000
Related party transactions, reimbursement payable	0		0		$ 0
Directors and Executives | Hosting revenue
Related Party Transaction [Line Items]
Revenue from related parties	2,800,000	9,200,000	10,100,000	22,700,000
Directors and Executives | Equipment sales
Related Party Transaction [Line Items]
Revenue from related parties	$ 0	$ 29,700,000	$ 0	$ 67,300,000