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Stockholders' Equity (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
1 Months Ended 12 Months Ended
Dec. 21, 2012
May 25, 2012
Nov. 10, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 26, 2012
Equity [Abstract]            
Common stock, par value       $ 0.0017 $ 0.0017 $ 0.0017
Common stock, shares authorized       16,000,000 16,000,000 16,000,000
Preferred stock, shares authorized       1,000,000 1,000,000 1,000,000
Preferred stock, par value       $ 0.01 $ 0.01 $ 0.01
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Dividend, common stock declared and staggered cash payment for loss on fair value of options $ 10,600 $ 47,300 $ 75,000 $ 57,957 $ 75,000  
Dividend, common stock declared and stock option holder payment, per share $ 1.40 $ 6.00 $ 0.48      
Percentage of stock option payment paid immediately   50.00%        
Percentage of dividend paid in 12 months   50.00%        
Stock Options [Member]
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based payment award, expiration period       10 years    
Share-based payment award, number of shares available for grant       280,000    
Stock Options [Member] | Minimum [Member]
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based payment award, vesting period       1 year    
Stock Options [Member] | Maximum [Member]
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based payment award, vesting period       4 years    
Restricted Stock [Member]
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based payment award, vesting period       1 year