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Investments (Tables) | 6 Months Ended
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Oct. 27, 2012
Investments [Abstract] |
Summary of Investments | The following is a summary of investments at October 27, 2012, and April 28, 2012:
As of October 27, 2012 |  |  |  |  |  |  |  |  |
(Unaudited, amounts in thousands) |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Equity securities |  | $ | 1,993 |  |  | $ | (134 | ) |  | $ | 6,489 |
Fixed income |  |  | 124 |  |  |  | (10 | ) |  |  | 27,515 |
Mutual funds |  |  | — |  |  |  | — |  |  |  | 1,071 |
Other |  |  | — |  |  |  | — |  |  |  | 539 |
Total securities |  | $ | 2,117 |  |  | $ | (144 | ) |  | $ | 35,614 |
As of April 28, 2012 |  |  |  |  |  |  |  |  |  |  |  |
(Unaudited, 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:
|  | Second Quarter Ended |  |  | Six Months Ended |
(Unaudited, amounts in thousands) |  | 10/27/12 |  |  | 10/29/11 |  |  | 10/27/12 |  |  | 10/29/11 |
Proceeds from sales |  | $ | 3,480 |  |  | $ | 1,050 |  |  | $ | 4,908 |  |  | $ | 3,210 |
Gross realized gains |  |  | 621 |  |  |  | 52 |  |  |  | 845 |  |  |  | 447 |
Gross realized losses |  |  | (10 | ) |  |  | (24 | ) |  |  | (36 | ) |  |  | (27 | )

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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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