Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Identified Intangible Assets - Identified Intangible Assets (Details)

v3.8.0.1
Goodwill and Identified Intangible Assets - Identified Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]    
Carrying Amount $ 284,484 $ 195,941
Accumulated Amortization (153,176) (133,467)
Finite-lived intangible assets, net 131,308 62,474
Total intangible assets, carrying amount 296,623 208,443
Total identified intangible assets, net 143,447 74,976
Trade names    
Finite-Lived Intangible Assets [Line Items]    
Indefinite-lived intangible assets 12,139 12,502
Developed technologies    
Finite-Lived Intangible Assets [Line Items]    
Carrying Amount 116,823 75,671
Accumulated Amortization (71,356) (62,249)
Finite-lived intangible assets, net 45,467 13,422
Client relationships    
Finite-Lived Intangible Assets [Line Items]    
Carrying Amount 143,998 108,468
Accumulated Amortization (72,965) (64,173)
Finite-lived intangible assets, net 71,033 44,295
Vendor relationships    
Finite-Lived Intangible Assets [Line Items]    
Carrying Amount 5,650 5,650
Accumulated Amortization (5,650) (5,650)
Finite-lived intangible assets, net 0 0
Trade names    
Finite-Lived Intangible Assets [Line Items]    
Carrying Amount 13,840 5,899
Accumulated Amortization (2,798) (1,225)
Finite-lived intangible assets, net 11,042 4,674
Non-compete agreements    
Finite-Lived Intangible Assets [Line Items]    
Carrying Amount 4,173 253
Accumulated Amortization (407) (170)
Finite-lived intangible assets, net $ 3,766 $ 83