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Segmented Information - Schedule of Information Relating to Segments (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 28, 2015 | Mar. 29, 2014 | Mar. 30, 2013
Segment Reporting Information [Line Items] |  |  |
Sales to external customers | $ 301,637 | $ 281,165 | $ 292,759
Unadjusted gross profit | 123,518 | 119,873 | 131,166
Intersegment Eliminations [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Inter-segment sales | 15,891 | 18,320 | 25,126
Retail Segment [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Unadjusted gross profit | 118,128 | 114,210 | 120,554
Retail Segment [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Sales to external customers | 293,146 | 270,630 | 274,725
Other Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Unadjusted gross profit | 5,390 | 5,663 | 10,612
Other Segments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Sales to external customers | 8,491 | 10,535 | 18,034
Other Segments [Member] | Intersegment Eliminations [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Inter-segment sales | $ 15,891 | $ 18,320 | $ 25,126

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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