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Summary of Significant Accounting Policies (Recently Issued Accounting Pronouncements) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Apr. 03, 2021 | Mar. 28, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Retained earnings | $ 431,057 | $ 355,144
Accounting Standards Update 2016-13 | Commercial Portfolio Segment |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Impact of adoption of ASU 2016-13 | 435 | 0
Accounting Standards Update 2016-13 | Consumer loans |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Impact of adoption of ASU 2016-13 | 2,276 | 0
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Retained earnings |  | (733)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Commercial Portfolio Segment |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Impact of adoption of ASU 2016-13 | 435 |
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Consumer loans | Originated after Acquisition Date |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Impact of adoption of ASU 2016-13 | $ 528 |
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Retained earnings |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Retained earnings |  | $ (733)

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