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v3.3.1.900

Investments (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jan. 23, 2016 | Jan. 24, 2015 | Jan. 23, 2016 | Jan. 24, 2015 | Apr. 25, 2015
Summary of investments |  |  |  |  |
Gross Unrealized Gains | $ 763 |  | $ 763 |  | $ 2,239
Gross Unrealized Losses | (321) |  | (321) |  | (114)
Fair Value | 44,214 |  | 44,214 |  | 61,195
Sales of available-for-sale securities |  |  |  |  |
Proceeds from sales | 4,487 | $ 6,160 | 23,896 | $ 23,987 |
Gross realized gains | 267 | 209 | 970 | 254 |
Gross realized losses | (18) | $ (23) | (557) | $ (53) |
Fair value of available-for-sale securities by contractual maturity |  |  |  |  |
Fair value, available-for-sale securities with contractual maturity within one year | 12,600 |  | 12,600 |  |
Fair value, available-for-sale securities with contractual maturity within two to five years | 22,200 |  | 22,200 |  |
Fair value, available-for-sale securities with contractual maturity within six to ten years | 1,500 |  | 1,500 |  |
Fair value, available-for-sale securities with contractual maturity after ten years | 100 |  | 100 |  |
Investments Used to Enhance Returns on Cash |  |  |  |  |
Summary of investments |  |  |  |  |
Fair Value | 31,400 |  | 31,400 |  | 45,500
Other current assets |  |  |  |  |
Investments |  |  |  |  |
Available-for-sale investments | 12,400 |  | 12,400 |  | 16,800
Trading securities |  |  |  |  | 1,100
Other long-term assets |  |  |  |  |
Investments |  |  |  |  |
Available-for-sale investments | 31,800 |  | 31,800 |  | 43,300
Equity securities |  |  |  |  |
Summary of investments |  |  |  |  |
Gross Unrealized Gains | 664 |  | 664 |  | 2,014
Gross Unrealized Losses | (244) |  | (244) |  | (78)
Fair Value | 7,457 |  | 7,457 |  | 9,251
Fixed income |  |  |  |  |
Summary of investments |  |  |  |  |
Gross Unrealized Gains | 98 |  | 98 |  | 224
Gross Unrealized Losses | (56) |  | (56) |  | (14)
Fair Value | 36,432 |  | 36,432 |  | 50,358
Mutual funds |  |  |  |  |
Summary of investments |  |  |  |  |
Fair Value |  |  |  |  | 1,127
Other |  |  |  |  |
Summary of investments |  |  |  |  |
Gross Unrealized Gains | 1 |  | 1 |  | 1
Gross Unrealized Losses | (21) |  | (21) |  | (22)
Fair Value | $ 325 |  | $ 325 |  | $ 459

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