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Equity Method Investments (Details) - USD ($) $ in Millions |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Jul. 24, 2017 | Jul. 25, 2016 | Jun. 30, 2019 | Apr. 30, 2019
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investment, gain |  |  | $ 15.8 |
SDC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Ownership | 2.00% | 17.00% |  |
Payments to acquire | $ 12.8 | $ 46.7 |  |
SDC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Derecognized equity method investment |  |  |  | $ 38.4
Notes Receivable [Member] | SDC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Promissory note receivable |  |  |  | $ 54.2

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