v3.19.3.a.u2
Business Acquisitions and Divestitures - Summary of Total Purchase Consideration Allocation (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Jul. 31, 2017
May 31, 2017
Business Acquisition [Line Items]          
Goodwill $ 761,153 $ 632,370 $ 639,882    
Placed, Inc.          
Business Acquisition [Line Items]          
Cash       $ 6,919  
Goodwill       103,995  
Net deferred tax liability       (13,520)  
Other assets acquired and liabilities assumed, net       5,296  
Total       139,590  
Placed, Inc. | Trademarks          
Business Acquisition [Line Items]          
Finite lived intangible assets       2,700  
Placed, Inc. | Acquired Developed Technology          
Business Acquisition [Line Items]          
Finite lived intangible assets       22,400  
Placed, Inc. | Customer Relationships          
Business Acquisition [Line Items]          
Finite lived intangible assets       $ 11,800  
Zenly          
Business Acquisition [Line Items]          
Cash         $ 22,610
Goodwill         154,353
Net deferred tax liability         (2,418)
Other assets acquired and liabilities assumed, net         (1,428)
Total         196,117
Zenly | Acquired Developed Technology          
Business Acquisition [Line Items]          
Finite lived intangible assets         $ 23,000
Other Acquisitions          
Business Acquisition [Line Items]          
Cash     1,701    
Goodwill     48,408    
Net deferred tax liability     (1,976)    
Other assets acquired and liabilities assumed, net     2,382    
Total     101,940    
Other Acquisitions | Acquired Developed Technology          
Business Acquisition [Line Items]          
Finite lived intangible assets     49,325    
Other Acquisitions | Customer Relationships          
Business Acquisition [Line Items]          
Finite lived intangible assets     $ 2,100