Annual report pursuant to Section 13 and 15(d)

Net Operating Loss by Year of Expiration (Detail)

v2.4.0.6
Net Operating Loss by Year of Expiration (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 30, 2012
Operating Loss Carryforwards [Line Items]  
Net operating loss $ 17,060
2008
 
Operating Loss Carryforwards [Line Items]  
Net operating loss 3,696
Year expiring 2028
2009
 
Operating Loss Carryforwards [Line Items]  
Net operating loss 2,883
Year expiring 2029
2010
 
Operating Loss Carryforwards [Line Items]  
Net operating loss 3,144
Year expiring 2030
2011
 
Operating Loss Carryforwards [Line Items]  
Net operating loss $ 7,337
Year expiring 2031