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Investments (Tables) | 12 Months Ended
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Apr. 27, 2013
Investments [Abstract] |
Summary of investments | The following is a summary of investments at April 27, 2013, and April 28, 2012:
Fiscal 2013 |  |  |  |  |  |  |  |  |
(Amounts in thousands) |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Equity securities |  | $ | 296 |  |  | $ | (152 | ) |  | $ | 6,668 |
Fixed income |  |  | 159 |  |  |  | (1 | ) |  |  | 33,076 |
Mutual funds |  |  | — |  |  |  | — |  |  |  | 1,126 |
Other |  |  | 1 |  |  |  | (3 | ) |  |  | 220 |
Total securities |  | $ | 456 |  |  | $ | (156 | ) |  | $ | 41,090 |
Fiscal 2012 |  |  |  |  |  |  |  |  |  |  |  |
(Amounts in thousands) |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Equity securities |  | $ | 2,806 |  |  | $ | (83 | ) |  | $ | 7,237 |
Fixed income |  |  | 102 |  |  |  | (7 | ) |  |  | 2,850 |
Mutual funds |  |  | — |  |  |  | — |  |  |  | 950 |
Other |  |  | — |  |  |  | — |  |  |  | 163 |
Total securities |  | $ | 2,908 |  |  | $ | (90 | ) |  | $ | 11,200 |
Sales of available-for-sale securities | The following table summarizes sales of available-for-sale securities (for the fiscal years ended):
(Amounts in thousands) |  | 4/27/2013 |  |  | 4/28/2012 |  |  | 4/30/2011 |
Proceeds from sales |  | $ | 18,662 |  |  | $ | 5,622 |  |  | $ | 7,448 |
Gross realized gains |  |  | 4,486 |  |  |  | 573 |  |  |  | 592 |
Gross realized losses |  |  | (1,316 | ) |  |  | (54 | ) |  |  | (63 | )

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- Definition Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563 + Details
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- Definition Tabular disclosure of unrealized gains and losses on investments. + References No definition available. + Details
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