Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity and Share-Based Compensation - Additional Information 1 (Detail)

v2.4.0.8
Stockholders' Equity and Share-Based Compensation - Additional Information 1 (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
 9 Months Ended 1 Months Ended 9 Months Ended 0 Months Ended
Sep. 28, 2013
Apr. 30, 2013
Series A Convertible Preferred Stock [Member]
Mar. 30, 2013
Series A Convertible Preferred Stock [Member]
Sep. 28, 2013
Series A Convertible Preferred Stock [Member]
Mar. 25, 2013
Series A Convertible Preferred Stock [Member]
Dec. 29, 2012
Series A Convertible Preferred Stock [Member]
Sep. 30, 2013
Series A Convertible Preferred Stock [Member]
Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Series A convertible preferred stock, shares authorized       4,150,000 4,150,000 4,150,000  
Aggregate Shares to be sold         4,150,000    
Series A convertible preferred stock, par value       $ 0.001 $ 0.001 $ 0.001  
Preferred stock purchase price per share         $ 1.45    
Preferred stock purchase, Amount     $ 6,017        
Preferred stock sold   150,000 4,000,000        
Aggregate proceeds of preferred stock   217 5,800        
Issuance costs incurred to company     847        
Conversion rate of common stock for each share of Series A preferred stock       1      
Consecutive trading days for calculating weighted average price for the Common Stock       30 days      
Minimum common stock price for consecutive thirty trading days for stock conversion       $ 4.35      
Percentage of changes of control of company and sales or other dispositions by company More than 50%            
Amount per share to series A preferred in case of liquidation       $ 1.45   $ 1.45  
Preferred stock annual dividend rate       $ 0.058      
Cash dividends on amended credit       400      
Common stock dividends during the period       60      
Common stock issued in dividend payment on Series A convertible preferred stock             49,000
Cash dividends during the period       $ 64      
Dividend payment date       Jul. 01, 2013