Quarterly report pursuant to Section 13 or 15(d)

Restructuring Activity Restructuring Activity (Details 1)

v3.4.0.3
Restructuring Activity Restructuring Activity (Details 1)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2015
employee
Restructuring Cost and Reserve [Line Items]      
Restructuring charges $ 2,106 $ 0  
Restructuring Liability Rollforward      
Restructuring charges 2,106 $ 0  
Facility Closing [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges 1,976    
Restructuring Liability Rollforward      
Restructuring charges 1,976    
Entropic Communications [Member]      
Restructuring Cost and Reserve [Line Items]      
Number of employees terminated | employee     87
Restructuring charges 2,106    
Restructuring Liability Rollforward      
Liability as of December 31, 2015 1,633    
Restructuring charges 2,106    
Cash payments (1,351)    
Liability as of March 31, 2016 2,388    
Entropic Communications [Member] | Employee Separation Expenses [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges 0    
Restructuring Liability Rollforward      
Liability as of December 31, 2015 75    
Restructuring charges 0    
Cash payments (8)    
Liability as of March 31, 2016 67    
Entropic Communications [Member] | Facility Closing [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring Adjustment 400    
Entropic Communications [Member] | Lease Related Impairment [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges 1,976    
Restructuring Liability Rollforward      
Liability as of December 31, 2015 1,557    
Restructuring charges 1,976    
Cash payments (1,323)    
Liability as of March 31, 2016 2,210    
Entropic Communications [Member] | Other Restructuring [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges 130    
Restructuring Liability Rollforward      
Liability as of December 31, 2015 1    
Restructuring charges 130    
Cash payments (20)    
Liability as of March 31, 2016 $ 111