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Segmented Information - Schedule of Sales to External Customers and Long-Lived Assets by Geographical Areas (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 28, 2015 | Mar. 29, 2014 | Mar. 30, 2013
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Net sales, total | $ 301,637 | $ 281,165 | $ 292,759
Long-lived assets, total | 31,264 | 32,765 | 28,929
Canada [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Net sales, total | 143,384 | 146,277 | 158,834
Long-lived assets, total | 17,898 | 19,484 | 18,966
United States [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Net sales, total | 158,253 | 134,888 | 133,925
Long-lived assets, total | 13,366 | 13,281 | 9,963
Jewelry and Other [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Net sales, total | 141,781 | 148,511 | 164,492
Timepieces [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Net sales, total | $ 159,856 | $ 132,654 | $ 128,267

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + 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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