XML 61 R68.htm IDEA: XBRL DOCUMENT v2.4.0.8
Shareholders' Equity (Details) (USD $)
 0 Months Ended 1 Months Ended 12 Months Ended 144 Months Ended
Dec. 28, 2012
Feb. 26, 2004
Sep. 26, 2013
Aug. 28, 2013
Jul. 30, 2002
Dec. 27, 2013
Dec. 28, 2012
Dec. 30, 2011
Dec. 28, 2013
Oct. 15, 2013
Mar. 21, 2012
Stockholders Equity [Line Items]                      
Stock repurchase authorized     $ 25,000,000 $ 35,750,000 $ 5,000,000 $ 85,000,000          
Common stock, par value $ 0.001         $ 0.001 $ 0.001        
Price per share repurchased in tender offer                   $ 7.00 $ 5.00
Stock repurchase cost of tender offer net of fees and expenses related to tender offer 55,587,000         7,170,000 55,587,000     6,900,000 55,000,000
Percentage of issued and outstanding shares repurchased in tender offer                   3.00% 27.00%
Number of stock repurchased in tender offer                   1,000,000 11,000,000
Percentage of eligble compensation allowed, per grant purchase           10.00%          
Interval between employee stock purchases           6 months          
Employee purchase price as percentage of trading value           95.00%          
Annual share repurchase authorized, value           25,000          
Employee stock purchase plan, expiration date           Jul. 01, 2018          
Common stock available for issuance employee stock purchase plans           4,275,000          
Shares available for issuance, per offering period           400,000          
Shares issued under ESPP           126,330 117,757 137,215      
Additional stock repurchase authorized                 80,000,000    
Repurchase of common stock 21,200,000         22,200,000          
Purchase price per share           $ 3.62 $ 3.52        
Amount available under repurchase plan           4,600,000          
Annual cash dividend per share           $ 0.10          
Dividend payment           (3,096,000) (3,081,000)        
Number of shares issuable per right   0.001                  
Purchase price of rights   32.50                  
Percentage of outstanding common stock for determining exercisability of plan right   15.00%                  
Wanger Asset Management, L.P. [Member]
                      
Stockholders Equity [Line Items]                      
Percentage of outstanding common stock for determining exercisability of plan right   20.00%                  
Minimum [Member]
                      
Stockholders Equity [Line Items]                      
Price per share repurchased in tender offer     $ 6.50 $ 5.75              
Period of service qualification           3 months          
Maximum [Member]
                      
Stockholders Equity [Line Items]                      
Price per share repurchased in tender offer     $ 7.00 $ 6.50              
Subsequent Event [Member]
                      
Stockholders Equity [Line Items]                      
Stock repurchase authorized           90,000,000          
Additional stock repurchase authorized           $ 5,000,000