REVENUE Deferred Revenue Activity (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Movement in Deferred Revenue [Roll Forward]
Deferred revenue at beginning of period	$ 94,150	$ 98,082
Billings deferred	55,109	57,094
Recognition of prior deferred revenue	(88,537)	(78,501)
Deferred revenue at end of period	60,722	76,675
Deferred Revenue Arrangement [Line Items]
Remaining Performance Obligation	16,700
Deferred Revenue	60,722	$ 76,675
Subscription
Deferred Revenue Arrangement [Line Items]
Remaining Performance Obligation	2,802
Subscription Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Remaining Performance Obligation	15,497
Maintenance contracts
Deferred Revenue Arrangement [Line Items]
Remaining Performance Obligation	39,553
Implied PCS
Deferred Revenue Arrangement [Line Items]
Remaining Performance Obligation	$ 2,870