Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity and Share-Based Compensation - Additional Information 2 (Detail)

v2.4.0.8
Stockholders' Equity and Share-Based Compensation - Additional Information 2 (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted-average fair value of options granted $ 1.22 $ 2.53 $ 3.28
Intrinsic value of the exercised options $ 61 $ 1,244 $ 522
Unrecognized share-based compensation expense $ 1,747    
Weighted-average period of unrecognized share-based compensation expense 3 years 5 months 16 days    
2006 Equity Incentive Plan [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares available for future grants 0    
2007 Omnibus Plan [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Common stock authorized 2,400    
Maximum number of shares authorized to issued under condition one 1,500    
Maximum percentage of shares authorized to issued under condition one 5.00%    
Expiration period 10 years    
Option grant vesting period 4 years    
Exercise price of option grants 100.00%    
Shares available for future grants 2,562    
2007 New Employee Incentive Plan [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Common stock authorized 2,000    
Expiration period 10 years    
Option grant vesting period 4 years    
Exercise price of option grants 100.00%    
Shares available for future grants 1,552