Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangibles Assets (Details 1)

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Goodwill and Intangibles Assets (Details 1) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Goodwill [Line Items]    
Balance as of January 1, 2017 $ 75,673 $ 76,015
Balance as of March 31, 2017 75,673  
Wireless Infrastructure Backhaul Business of Broadcom Corporation [Member]    
Goodwill [Line Items]    
Goodwill, Purchase Accounting Adjustments $ (342)