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Investments (Tables) | 3 Months Ended
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Jul. 25, 2020
Investments, Debt and Equity Securities [Abstract] |
Summary of investments | The following summarizes our investments:
(Unaudited, amounts in thousands) |  | 7/25/20 |  | 4/25/20
Short-term investments: |  |  |  |
Marketable securities |  | $ | 9,340 |  |  | $ | 18,634 |
Held-to-maturity investments |  | 2,476 |  |  | 3,337 |
Total short-term investments |  | 11,816 |  |  | 21,971 |
Long-term investments: |  |  |  |
Marketable securities |  | 18,463 |  |  | 19,572 |
Cost basis investments |  | 7,579 |  |  | 6,479 |
Total long-term investments |  | 26,042 |  |  | 26,051 |
Total investments |  | $ | 37,858 |  |  | $ | 48,022 |
Investments to enhance returns on cash |  | $ | 16,494 |  |  | $ | 28,622 |
Investments to fund compensation/retirement plans |  | 13,785 |  |  | 12,921 |
Other investments |  | 7,579 |  |  | 6,479 |
Total investments |  | $ | 37,858 |  |  | $ | 48,022 |
Summary of unrealized gains, unrealized losses, and fair value by investment type | The following is a summary of the unrealized gains, unrealized losses, and fair value by investment type:
|  | 7/25/20 |  | 4/25/20
(Unaudited, amounts in thousands) |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Equity securities |  | $ | 1,575 |  |  | $ | (19 | ) |  | $ | 14,463 |  |  | $ | 1,011 |  |  | $ | (6,390 | ) |  | $ | 12,692 |
Fixed income |  | 274 |  |  | (7 | ) |  | 19,058 |  |  | 268 |  |  | (56 | ) |  | 30,213 |
Other |  | 399 |  |  | — |  |  | 4,337 |  |  | 372 |  |  | — |  |  | 5,117 |
Total securities |  | $ | 2,248 |  |  | $ | (26 | ) |  | $ | 37,858 |  |  | $ | 1,651 |  |  | $ | (6,446 | ) |  | $ | 48,022 |
Summary of sales of marketable securities | The following table summarizes sales of marketable securities:
|  | Quarter Ended
(Unaudited, amounts in thousands) |  | 7/25/20 |  | 7/27/19
Proceeds from sales |  | $ | 13,725 |  |  | $ | 4,060 |
Gross realized gains |  | 126 |  |  | 6 |
Gross realized losses |  | (18 | ) |  | (2 | )
Summary of fair value of fixed icome marketable securities | The following is a summary of the fair value of fixed income marketable securities, classified as available-for-sale securities, by contractual maturity:
(Unaudited, amounts in thousands) |  | 7/25/20
Within one year |  | $ | 9,366 |
Within two to five years |  | 6,583 |
Within six to ten years |  | 1,266 |
Thereafter |  | 1,843 |
Total |  | $ | 19,058 |

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