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Segment Geographic and Significant Customer Information - Schedule Of Net Accounts Receivable from Significant Customers (Detail)
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Oct. 26, 2012
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Apr. 27, 2012
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Oct. 28, 2011
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|---|---|---|---|
| Segment Reporting Information [Line Items] | |||
| Concentration risk, percentage | 10.00% | 10.00% | 10.00% |
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Arrow Electronics, Inc.
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| Segment Reporting Information [Line Items] | |||
| Percentage of net accounts receivable | 11.00% | ||
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Avnet, Inc.
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| Segment Reporting Information [Line Items] | |||
| Percentage of net accounts receivable | 11.00% | 11.00% |