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Note 12 (Detail) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended
Dec. 29, 2012
Frozen Handheld Business [Member]
Jun. 25, 2011
Frozen Handheld Business [Member]
Jun. 25, 2011
Frozen Handheld Business [Member]
Sep. 24, 2011
Frozen Handheld Business [Member]
Sep. 29, 2012
Kim and Scott's [Member]
Sep. 24, 2011
Kim and Scott's [Member]
Business Acquisition, Revenue Reported by Acquired Entity for Last Annual Period       $ 50,000,000   $ 8,000,000
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual       18,300,000 1,800,000  
Business Combination, Bargain Purchase, Gain Recognized, Amount 6,580,000 6,580,000 6,580,000      
Business Combination, Acquisition Related Costs       $ 546,000 $ 155,000