XML 55 R44.htm IDEA: XBRL DOCUMENT v3.20.2
Revenue - Contract balances (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Contract balances    
Revenue recognized that was included in the balance sheet $ 29,200  
Contract Assets (current and non-current) 8,938 $ 8,595
Contract Liabilities (Deferred Revenue current and non-current) $ 49,251 $ 45,597
Revenue, Practical Expedient, Financing Component [true/false] true  
Minimum    
Contract balances    
The amount of time contract assets are transferred to receivables 3 years  
Maximum    
Contract balances    
The amount of time contract assets are transferred to receivables 5 years