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Realignment Costs - Schedule of Realignment Costs (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
USD ($)
Restructuring Cost and Reserve [Line Items]  
Realignment costs $ 10,022
Cost of revenues:  
Restructuring Cost and Reserve [Line Items]  
Realignment costs 1,464
Cost of revenues: | Subscriptions and licenses  
Restructuring Cost and Reserve [Line Items]  
Realignment costs 42
Cost of revenues: | Services  
Restructuring Cost and Reserve [Line Items]  
Realignment costs 1,422
Research and development  
Restructuring Cost and Reserve [Line Items]  
Realignment costs 848
Selling and marketing  
Restructuring Cost and Reserve [Line Items]  
Realignment costs 5,945
General and administrative  
Restructuring Cost and Reserve [Line Items]  
Realignment costs 1,765
Total operating expenses  
Restructuring Cost and Reserve [Line Items]  
Realignment costs $ 8,558