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Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Mar. 26, 2022 | Mar. 27, 2021 | Mar. 28, 2020 | Apr. 16, 2021
Significant Accounting Policies [Line Items] |  |  |  |
Amounts receivable from credit card issuers | $ 2,000 | $ 1,800 |  |
Accounts receivable periods | 30 days |  |  |
Amortization method of intangible assets | trademarks and tradenames, which are amortized using the straight-line method over a period of 15 to 20 years. |  |  |
Intangible assets | $ 7,000 | 5,900 |  |
Accumulated amortization of intangible assets | 1,000 | 1,000 |  |
Asset impairment charges | 0 | 0 | $ 300 |
Reimbursement of advertising cost | 1,000 | 700 | 1,100 |
Advertising and marketing expense | 8,800 | 6,500 | 7,500 |
Accounts receivable, related parties | 1,543 | $ 0 | $ 0 |
RMBG Retail Vancouver ULC [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  | 49.00%
Accounts receivable, related parties | $ 1,500 |  |  |
FWI LLC [Member] | RMBG Retail Vancouver ULC [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  | 51.00%
Equity Option [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Outstanding |  |  | 704,818 |
Warrant [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Outstanding | 10,932 | 10,932 | 382,693 |
Cost of Goods Sold [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Foreign exchange gains (losses) | $ 200 | $ (1,600) | $ (1,200) |
Interest and Other Financial Costs [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Foreign exchange gains (losses) | $ 100 | $ (1,300) | $ (500) |
Maximum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Product return, Days | 90 days |  |  |
Consumer credit receivable charges | 9.99% |  |  |
Minimum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Product return, Days | 10 days |  |  |
Consumer credit receivable charges | 0.00% |  |  |

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