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Investments (Tables) | 9 Months Ended
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Jan. 26, 2019
Investments |
Summary of investments |
(Unaudited, amounts in thousands) |  | 1/26/2019 |  | 4/28/2018
Short-term investments: |  |  |  |  |  |
Marketable securities |  | $ | 14,580 |  | $ | 12,926
Held-to-maturity investments |  |  | 3,384 |  |  | 3,340
Total short-term investments |  |  | 17,964 |  |  | 16,266
Long-term investments: |  |  |  |  |  |
Marketable securities |  |  | 27,726 |  |  | 32,134
Cost basis investments |  |  | 11,979 |  |  | 10,954
Total long-term investments |  |  | 39,705 |  |  | 43,088
Total investments |  | $ | 57,669 |  | $ | 59,354
Investments to enhance returns on cash |  | $ | 32,229 |  | $ | 34,359
Investments to fund compensation/retirement plans |  | $ | 13,461 |  | $ | 14,041
Other investments |  | $ | 11,979 |  | $ | 10,954
Summary of unrealized gains, unrealized losses, and fair value by investment type |
At January 26, 2019 |  |  |  |  |  |  |  |  |
|  | Gross |  | Gross |  |
(Unaudited, amounts in thousands) |  | Unrealized Gains |  | Unrealized Losses |  | Fair Value
Equity securities |  | $ | 1,358 |  | $ | (27) |  | $ | 18,314
Fixed income |  |  | 44 |  |  | (231) |  |  | 33,702
Other |  |  | 259 |  |  | (13) |  |  | 5,653
Total securities |  | $ | 1,661 |  | $ | (271) |  | $ | 57,669
At April 28, 2018 |  |  |  |  |  |  |  |  |
|  | Gross |  | Gross |  |
(Unaudited, amounts in thousands) |  | Unrealized Gains |  | 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 |  | Nine Months Ended
(Unaudited, amounts in thousands) |  | 1/26/2019 |  | 1/27/2018 |  | 1/26/2019 |  | 1/27/2018
Proceeds from sales |  | $ | 6,550 |  | $ | 5,580 |  | $ | 14,304 |  | $ | 17,109
Gross realized gains |  |  | 726 |  |  | 870 |  |  | 811 |  |  | 1,288
Gross realized losses |  |  | (261) |  |  | (284) |  |  | (327) |  |  | (512)

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