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Retirement and Welfare Plans (Tables) | 12 Months Ended
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Apr. 28, 2018
Retirement and Welfare Plans |
Schedule of amounts recognized in accumulated other comprehensive loss |
(Amounts in thousands) |  | 4/28/2018 |  | 4/29/2017 |
Beginning of year net actuarial loss |  | $ | 36,397 |  | $ | 36,850 |
Net current year actuarial (gain) loss |  | (2,546 | ) | 2,605 |
Amortization of actuarial loss |  | (3,120 | ) | (3,058 | )
End of year net actuarial loss |  | $ | 30,731 |  | $ | 36,397 |
Schedule of combined net periodic pension cost and retirement costs |
|  | (52 weeks) |  | (52 weeks) |  | (53 weeks) |
(Amounts in thousands) |  | 4/28/2018 |  | 4/29/2017 |  | 4/30/2016 |
Service cost |  | $ | 1,316 |  | $ | 1,278 |  | $ | 1,358 |
Interest cost |  | 4,587 |  | 4,681 |  | 4,938 |
Expected return on plan assets |  | (4,818 | ) | (4,978 | ) | (4,997 | )
Net amortization and deferral |  | 3,120 |  | 3,058 |  | 3,001 |
Net periodic pension cost (hourly plan) |  | 4,205 |  | 4,039 |  | 4,300 |
401(k)* |  | 7,093 |  | 7,124 |  | 6,657 |
PCRP* |  | 1,347 |  | 1,488 |  | 3,088 |
Other* |  | 360 |  | 51 |  | 318 |
Total retirement costs (excluding non-qualified defined benefit retirement plan) |  | $ | 13,005 |  | $ | 12,702 |  | $ | 14,363 |
*Not determined by an actuary
Schedule of funded status of the defined benefit pension plan |
(Amounts in thousands) |  | 4/28/2018 |  | 4/29/2017 |
Change in benefit obligation |  |  |  |  |
Benefit obligation at beginning of year |  | $ | 114,185 |  | $ | 116,371 |
Service cost |  | 1,316 |  | 1,278 |
Interest cost |  | 4,587 |  | 4,681 |
Actuarial (gain) loss |  | (5,154 | ) | 14 |
Benefits paid |  | (5,694 | ) | (7,728 | )
Administrative expenses |  | (455 | ) | (431 | )
Benefit obligation at end of year |  | 108,785 |  | 114,185 |
Change in plan assets |  |  |  |  |
Fair value of plan assets at beginning of year |  | 109,012 |  | 112,484 |
Actual return on plan assets |  | 2,211 |  | 2,387 |
Employer contributions |  | 2,000 |  | 2,300 |
Benefits paid |  | (5,694 | ) | (7,728 | )
Administrative expenses |  | (455 | ) | (431 | )
Fair value of plan assets at end of year |  | 107,074 |  | 109,012 |
Funded status |  | $ | (1,711 | ) | $ | (5,173 | )
Schedule of amounts included in the consolidated balance sheet related to the defined benefit pension plan |
(Amounts in thousands) |  | 4/28/2018 |  | 4/29/2017 |
Other long-term liabilities |  | $ | (1,711 | ) | $ | (5,173 | )
Schedule of actuarial assumptions for the defined benefit pension plan |
|  | 4/28/2018 |  | 4/29/2017 |  | 4/30/2016 |
Discount rate used to determine benefit obligations |  | 4.2 | % | 4.1 | % | 4.1 | %
Discount rate used to determine net benefit cost |  | 4.1 | % | 4.1 | % | 4.2 | %
Long-term rate of return |  | 4.5 | % | 4.5 | % | 4.3 | %
Schedule of fair value of the assets in the defined benefit pension plan | Fiscal 2018
(Amounts in thousands) |  | Level 1 (a) |  | Level 2 (a) |  | Level 3 |
Cash and equivalents |  | $ | 57 |  | $ | 3,272 |  | $ | — |
Equity funds |  | 1,449 |  | 119 |  | — |
Debt funds |  | — |  | 92,839 |  | — |
Total |  | $ | 1,506 |  | $ | 96,230 |  | $ | — |
(a)There were no transfers between Level 1 and Level 2 during fiscal 2018. Fiscal 2017
(Amounts in thousands) |  | Level 1 (b) |  | Level 2 (b) |  | Level 3 |
Cash and equivalents |  | $ | 44 |  | $ | 3,730 |  | $ | — |
Equity funds |  | 1,517 |  | 181 |  | — |
Debt funds |  | — |  | 93,949 |  | — |
Total |  | $ | 1,561 |  | $ | 97,860 |  | $ | — |
(b)There were no transfers between Level 1 and Level 2 during fiscal 2017.
Schedule of expected benefit payments for each of the next five fiscal years and for periods thereafter |
(Amounts in thousands) |  | Benefit Payments |
2019 |  | $ | 6,620 |
2020 |  | 6,723 |
2021 |  | 6,830 |
2022 |  | 6,926 |
2023 |  | 6,997 |
2024 to 2028 |  | 35,077 |
|  | $ | 69,173 |

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- Definition Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to, the target allocation of plan assets, the fair value of each major category of plan assets, and the level within the fair value hierarchy in which the fair value measurements fall. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(5) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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