Significant Accounting Policies - Estimated Useful Lives of Assets (Detail)
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12 Months Ended |
Mar. 28, 2020 |
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| Leasehold Improvements [Member] |
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| Property, Plant and Equipment [Line Items] |
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| Leasehold improvements |
Lesser of term of the lease or the economic life
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| Software and Electronic Equipment [Member] | Minimum [Member] |
|
| Property, Plant and Equipment [Line Items] |
|
| Estimated useful lives of assets |
1 year
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| Software and Electronic Equipment [Member] | Maximum [Member] |
|
| Property, Plant and Equipment [Line Items] |
|
| Estimated useful lives of assets |
6 years
|
| Furniture and Fixtures [Member] | Minimum [Member] |
|
| Property, Plant and Equipment [Line Items] |
|
| Estimated useful lives of assets |
5 years
|
| Furniture and Fixtures [Member] | Maximum [Member] |
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| Property, Plant and Equipment [Line Items] |
|
| Estimated useful lives of assets |
8 years
|
| Equipment [Member] | Minimum [Member] |
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| Property, Plant and Equipment [Line Items] |
|
| Estimated useful lives of assets |
3 years
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| Equipment [Member] | Maximum [Member] |
|
| Property, Plant and Equipment [Line Items] |
|
| Estimated useful lives of assets |
8 years
|