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Assets Held for Sale - Additional Information (Detail) (USD $)
3 Months Ended 6 Months Ended
Jul. 12, 2014
Facility
Jul. 12, 2014
Long Lived Assets Held-for-sale [Line Items]    
Number of manufacturing segment 1  
Carrying value of the assets held for sale $ 7,500,000 $ 7,500,000
Goodwill impairment loss 2,624,000 2,624,000
Impairment loss of scrapped assets $ 1,900,000