Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation and Employee Benefit Plans - Expense by Type (Details 1)

v3.5.0.2
Stock-Based Compensation and Employee Benefit Plans - Expense by Type (Details 1) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense $ 6,264 $ 5,011 $ 16,475 $ 13,524
Cost of Sales [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense 56 73 150 169
Research and Development Expense [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense 4,332 3,496 10,916 8,889
Selling, General and Administrative Expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense 1,876 1,442 5,409 4,466
Employee Stock Option [Member] | Entropic Communications Stock Compensation [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense $ 133 $ 800 $ 632 $ 3,200