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Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands | Mar. 28, 2020 | Mar. 31, 2019
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Recent Accounting Pronouncements |  |
Right-of-use assets | $ 170,243 |
Total lease liabilities | $ 195,714 |
ASU No. 2016-02 |  |
Recent Accounting Pronouncements |  |
Change in Accounting Principle, Accounting Standards Update, Adopted [true false] | true |
Right-of-use assets |  | $ 164,500
Total lease liabilities |  | $ 179,400
ASU No. 2017-04 |  |
Recent Accounting Pronouncements |  |
Change in Accounting Principle, Accounting Standards Update, Adopted [true false] | false |

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