Annual report pursuant to Section 13 and 15(d)

Business Combination - Acquisition of Intangible Assets (Details)

v3.8.0.1
Business Combination - Acquisition of Intangible Assets (Details) - USD ($)
$ in Thousands
Jul. 01, 2016
Apr. 30, 2015
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Business Acquisition [Line Items]          
Goodwill     $ 237,992 $ 76,015 $ 49,779
Wireless Infrastructure Access Line Business of of Microsemi Storage Solutions, Inc. [Member]          
Business Acquisition [Line Items]          
Business Acquisition, Name of Acquired Entity wireless infrastructure access business        
Wireless Infrastructure Backhaul Business of Broadcom Corporation [Member]          
Business Acquisition [Line Items]          
Business Acquisition, Name of Acquired Entity wireless infrastructure backhaul business        
Entropic Communications [Member]          
Business Acquisition [Line Items]          
Business Acquisition, Date of Acquisition Agreement   Apr. 30, 2015      
Cash   $ 111,125