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Segment Geographic and Significant Customer Information - Significant Customers (Detail) - Net Revenue - Customer Concentration Risk	3 Months Ended		9 Months Ended
	Jan. 25, 2019	Jan. 26, 2018	Jan. 25, 2019	Jan. 26, 2018
Arrow Electronics, Inc.
Segment Reporting Information [Line Items]
Percentage of net revenues	25.00%	22.00%	24.00%	22.00%
Tech Data Corporation
Segment Reporting Information [Line Items]
Percentage of net revenues	20.00%	19.00%	19.00%	20.00%

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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No definition available.

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