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REVENUE RECOGNITION - Schedule of Assets and Liabilities Associated with Contracts from Customers (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Disaggregation Of Revenue [Line Items]    
Accounts receivable $ 104,947 $ 107,639
Short-term unbilled receivables 12,774  
Short-term deferred revenue 111,778 120,864
Long-term deferred revenue 31,735 $ 36,217
Other Assets [Member]    
Disaggregation Of Revenue [Line Items]    
Long-term unbilled receivables $ 0