REVENUE Deferred Revenue Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred Revenue Arrangement [Line Items]
Revenue, Remaining Performance Obligation						$ 53,000
Deferred Revenue						99,601	$ 97,923
Deferred Revenue, Additions						80,979
Deferred Revenue, Revenue Recognized						(79,301)
Product [Member]
Deferred Revenue Arrangement [Line Items]
Revenue, Remaining Performance Obligation						6,138
Subscription Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Revenue, Remaining Performance Obligation						1,006
Software Service, Support and Maintenance Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Revenue, Remaining Performance Obligation						69,384
Nonsoftware Service, Support and Maintenance Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Revenue Recognition, New Accounting Pronouncement, Timing	0.8	1.4	2.8	4.7	6.8
Revenue, Remaining Performance Obligation						16,470
Software License Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Revenue, Remaining Performance Obligation						$ 6,603