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Acquisitions - Summary of Fair Value as of Acquisition Date (Details) - Vergokan
$ in Thousands
Oct. 01, 2018
USD ($)
Business Acquisition [Line Items]  
Fair Value $ 12,621
Weighted Average Useful Life (Years)
Customer relationships  
Business Acquisition [Line Items]  
Fair Value $ 10,535
Weighted Average Useful Life (Years) 12 years
Other  
Business Acquisition [Line Items]  
Fair Value $ 2,086
Weighted Average Useful Life (Years) 9 years