Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Details)

v3.19.3
Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Mar. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Schedule Of Significant Accounting Policies [Line Items]              
Property, equipment, and software, net $ 159,605   $ 159,605       $ 153,528
Bad debt expense 400 $ 900 1,900 $ 3,000      
Right-of-use assets 51,709   51,709        
Operating lease liability 56,596   56,596        
Increase in finance right of use asset 55,233   55,233        
Increase in finance lease liability 77,516   $ 77,516        
Length of Expected Customer Benefit of License Fees Billed at Initial Order Date              
Schedule Of Significant Accounting Policies [Line Items]              
Expected length of time of benefit from license fees     3 years        
United States              
Schedule Of Significant Accounting Policies [Line Items]              
Property, equipment, and software, net 151,000   $ 151,000       144,300
International Subsidiaries              
Schedule Of Significant Accounting Policies [Line Items]              
Property, equipment, and software, net $ 8,600   $ 8,600       $ 9,200
Accounting Standards Update 2016-02              
Schedule Of Significant Accounting Policies [Line Items]              
Right-of-use assets         $ (36,400) $ 73,900  
Operating lease liability         (58,600) $ 101,500  
Increase in finance right of use asset         58,200    
Increase in finance lease liability         $ 80,400