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Basis of Presentation - Additional Information (Detail)
 12 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended
Mar. 29, 2014
USD ($)
Mar. 30, 2013
USD ($)
Mar. 31, 2012
USD ($)
Aug. 30, 2014
Scenario, Forecast [Member]
USD ($)
Mar. 29, 2014
Scenario, Forecast [Member]
USD ($)
Aug. 30, 2014
Investissement Quebec [Member]
Scenario, Forecast [Member]
CAD
Mar. 29, 2014
Investissement Quebec [Member]
Scenario, Forecast [Member]
USD ($)
Mar. 29, 2014
Recapitalization [Member]
Scenario, Forecast [Member]
CAD
Mar. 29, 2014
Recapitalization [Member]
Maximum [Member]
Mar. 29, 2014
Recapitalization [Member]
Minimum [Member]
Aug. 30, 2014
Revolving credit facility [Member]
Scenario, Forecast [Member]
USD ($)
Aug. 30, 2014
Revolving credit facility [Member]
Scenario, Forecast [Member]
CAD
Mar. 29, 2014
Revolving credit facility [Member]
Scenario, Forecast [Member]
USD ($)
Mar. 29, 2014
Revolving credit facility [Member]
Recapitalization [Member]
Maximum [Member]
USD ($)
Organization And Description Of Business [Line Items]                            
Additional reserve established by lenders                           $ 2,500,000
Percentage of changes in the cash flow                 12.50% 10.00%        
Additional financial support agreed       5,000,000 5,000,000 2,500,000 2,500,000 3,000,000       3,000,000 3,000,000  
Reduction of senior secured revolving credit facility 125,000                   125,000      
Net (loss) income (5,801,000) 1,513,000 219,000                      
Net cash provided by operating activities $ (19,117,000) $ 6,176,000 $ 4,583,000