Quarterly report pursuant to Section 13 or 15(d)

Other Assets - Summary (Details)

v3.20.2
Other Assets - Summary (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Other Assets [Line Items]          
Accumulated amortization of costs to obtain contracts $ (47,484)   $ (47,484)   $ (36,925)
Unbilled receivables, net 136,670   136,670   105,574
Allowance for credit loss on unbilled receivables (1,586)   (1,586)   (1,228)
Operating lease right-of-use assets 28,783   28,783   34,678
Equity method investment 65,356   65,356   0
Other assets 31,609   31,609   34,859
Total 526,239   526,239   408,403
Amortization cost 3,700 $ 3,200 10,700 $ 8,700  
Customer agreements          
Other Assets [Line Items]          
Costs to obtain contracts- customer agreements 310,410   310,410   268,964
Incentives          
Other Assets [Line Items]          
Costs to obtain contracts- customer agreements $ 2,481   $ 2,481   $ 2,481