Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - Additional Information (Details)

v3.10.0.1
Business Combinations - Additional Information (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Sep. 30, 2018
Jul. 31, 2018
Jun. 30, 2018
Dec. 31, 2018
Business Acquisition
Goodwill acquired $ 354,698 $ 360,480
Privately-Held Company, September 30, 2018 Acquisition
Business Acquisition
Total purchase consideration $ 4,100
Additional contingent consideration, liability $ 1,500 900
Privately-Held Company, July 11, 2018 Acquisition
Business Acquisition
Total purchase consideration $ 11,300
Additional contingent consideration, liability $ 4,500 $ 1,600
Product line from Keysight Technologies, Inc.
Business Acquisition
Total purchase consideration 12,100
Goodwill acquired $ 5,200
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