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Fair Value Measurements - Level 3 Investments (Details) - Level 3	9 Months Ended
	Jan. 26, 2019 company
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Preferred share investments, number of privately-held companies	2
Preferred share investments with common share warrant, number of privately-held companies	1
Joybird
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Discount rate for fiscal 2021 milestone contingent consideration	4.70%
Discount rate for fiscal 2023 milestone contingent consideration	5.10%

X

- Definition

Interest rate used to find the present value of the first milestone payment of contingent consideration related to a business acquisition.

+ References

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- Definition

Interest rate used to find the present value of the second milestone payment of contingent consideration related to a business acquisition.

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- Definition

The number of privately-held companies in which the entity holds investments in preferred shares.

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- Definition

The number of investments in privately-held companies in which the entity holds a warrant to purchase common shares.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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