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Investments (Tables) | 3 Months Ended
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Jul. 28, 2018
Investments |
Summary of investments |
(Unaudited, amounts in thousands) |  | 7/28/18 |  | 4/28/18 |
Short-term investments: |  |  |  |  |
Marketable securities |  | $ | 12,444 |  | $ | 12,926 |
Held-to-maturity investments |  | 3,038 |  | 3,340 |
Total short-term investments |  | 15,482 |  | 16,266 |
Long-term investments: |  |  |  |  |
Marketable securities |  | 30,326 |  | 32,134 |
Cost basis investments |  | 10,954 |  | 10,954 |
Total long-term investments |  | 41,280 |  | 43,088 |
Total investments |  | $ | 56,762 |  | $ | 59,354 |
Investments to enhance returns on cash |  | $ | 31,565 |  | $ | 34,359 |
Investments to fund compensation/retirement plans |  | $ | 14,243 |  | $ | 14,041 |
Other investments |  | $ | 10,954 |  | $ | 10,954 |
Summary of unrealized gains, unrealized losses, and fair value by investment type | At July 28, 2018
(Unaudited, amounts in thousands) |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |
Equity securities |  | $ | 2,462 |  | $ | (44 | ) | $ | 19,038 |
Fixed income |  | 29 |  | (366 | ) | 33,587 |
Other |  | 169 |  | (13 | ) | 4,137 |
Total securities |  | $ | 2,660 |  | $ | (423 | ) | $ | 56,762 |
At April 28, 2018
(Unaudited, amounts in thousands) |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |
Equity securities |  | $ | 2,142 |  | $ | (39 | ) | $ | 18,765 |
Fixed income |  | 29 |  | (418 | ) | 36,312 |
Other |  | 72 |  | — |  | 4,277 |
Total securities |  | $ | 2,243 |  | $ | (457 | ) | $ | 59,354 |
Summary of sales of marketable securities |
|  | Quarter Ended |
(Unaudited, amounts in thousands) |  | 7/28/18 |  | 7/29/17 |
Proceeds from sales |  | $ | 4,762 |  | $ | 5,857 |
Gross realized gains |  | 75 |  | 402 |
Gross realized losses |  | (55 | ) | (221 | )

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