ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES - DISAGGREGATED REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Revenues, net	$ 49,667	$ 68,736	$ 137,909	$ 178,967
Hardware
Disaggregation of Revenue [Line Items]
Revenues, net	46,650	64,601	128,781	167,967
Software
Disaggregation of Revenue [Line Items]
Revenues, net	733	906	1,818	3,959
Professional services
Disaggregation of Revenue [Line Items]
Revenues, net	45	1,359	872	2,192
Maintenance and subscription services
Disaggregation of Revenue [Line Items]
Revenues, net	$ 2,239	$ 1,870	$ 6,438	$ 4,849