Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details Textual)

v3.5.0.2
Subsequent Events (Details Textual) - USD ($)
1 Months Ended 9 Months Ended
Nov. 07, 2016
Oct. 24, 2016
Sep. 30, 2016
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     303,206
Stock Issued During Period, Value, New Issues     $ 19,890,660
Common Stock [Member]      
Subsequent Event [Line Items]      
Stock Issued During Period, Value, New Issues     $ 16
Stock Issued During Period, Shares, New Issues     1,618,123
Performance Shares [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     63,908
Subsequent Event [Member] | Dialog Semiconductor plc [Member]      
Subsequent Event [Line Items]      
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 17.0257    
Subsequent Event [Member] | Common Stock [Member] | Dialog Semiconductor plc [Member]      
Subsequent Event [Line Items]      
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 763,552    
Subsequent Event [Member] | Warrant [Member] | Dialog Semiconductor plc [Member]      
Subsequent Event [Line Items]      
Stock Issued During Period, Value, New Issues $ 10,000,011    
Stock Issued During Period, Shares, New Issues 763,552    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   23,750  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Chief Financial Officer [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   45,000  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   4 years  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Employee [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   320,400  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   4 years  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Employee [Member] | Common Stock [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   97,500  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   4 years  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Senior Vice President Of Engineering [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   85,000  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Senior Vice President Of Engineering [Member] | Share-based Compensation Award, Tranche One [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Chief Technology Officer [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   100,000  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   4 years  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Equity Incentive Plan 2013 [Member] | Stephen Rizzone [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   150,000  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   4 years  
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Equity Incentive Plan 2013 [Member] | Senior Vice President Of Engineering [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   0.00%  
Subsequent Event [Member] | Performance Shares [Member] | Equity Incentive Plan 2013 [Member] | Stephen Rizzone [Member]      
Subsequent Event [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   150,000