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Benefit Plans (Tables) | 12 Months Ended
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Dec. 26, 2015
Benefit Plans [Abstract] |
Reconciliation of the changes in the plans' benefit obligations and the fair value of the plans assets | The following tables provide a reconciliation of the changes in the plans' benefit obligations and the fair value of the plans' assets for 2015 and 2014, and a statement of the plans' aggregate funded status:
|  | Pension Benefits |  |  | Other Benefits |
(In thousands) |  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Change in benefit obligation: |  |  |  |  |  |  |  |  |  |  |  |
Obligation at beginning of year |  | $ | 207,738 |  |  | $ | 184,058 |  |  | $ | 19,307 |  |  | $ | 15,381 |
Service cost |  |  | 803 |  |  |  | 973 |  |  |  | 363 |  |  |  | 348 |
Interest cost |  |  | 8,032 |  |  |  | 8,590 |  |  |  | 1,005 |  |  |  | 685 |
Actuarial (gain) loss |  |  | (9,163 | ) |  |  | 30,138 |  |  |  | 270 |  |  |  | 4,272 |
Plan amendments |  |  | — |  |  |  | — |  |  |  | (9,094 | ) |  |  | — |
Business acquisitions |  |  | — |  |  |  | — |  |  |  | 5,655 |  |  |  | — |
Benefit payments |  |  | (10,795 | ) |  |  | (11,064 | ) |  |  | (1,037 | ) |  |  | (1,142 | )
Foreign currency translation adjustment |  |  | (3,854 | ) |  |  | (4,957 | ) |  |  | (626 | ) |  |  | (237 | )
Obligation at end of year |  |  | 192,761 |  |  |  | 207,738 |  |  |  | 15,843 |  |  |  | 19,307 |
Change in fair value of plan assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of plan assets at beginning of year |  |  | 190,016 |  |  |  | 188,870 |  |  |  | — |  |  |  | — |
Actual return on plan assets |  |  | (1,682 | ) |  |  | 12,716 |  |  |  | — |  |  |  | — |
Employer contributions |  |  | 1,513 |  |  |  | 3,275 |  |  |  | 1,037 |  |  |  | 1,142 |
Benefit payments |  |  | (10,795 | ) |  |  | (11,064 | ) |  |  | (1,037 | ) |  |  | (1,142 | )
Foreign currency translation adjustment |  |  | (2,975 | ) |  |  | (3,781 | ) |  |  | — |  |  |  | — |
Fair value of plan assets at end of year |  |  | 176,077 |  |  |  | 190,016 |  |  |  | — |  |  |  | — |
Underfunded status at end of year |  | $ | (16,684 | ) |  | $ | (17,722 | ) |  | $ | (15,843 | ) |  | $ | (19,307 | )
Amounts recognized in accumulated OCI (before the effect of income taxes) | The following represents amounts recognized in AOCI (before the effect of income taxes):
|  | Pension Benefits |  |  | Other Benefits |
(In thousands) |  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Unrecognized net actuarial loss |  | $ | 48,681 |  |  | $ | 49,830 |  |  | $ | 767 |  |  | $ | 473 |
Unrecognized prior service (credit) cost |  |  | — |  |  |  | — |  |  |  | (9,087 | ) |  |  | 14 |
Funded status of the plans recognized | As of December 26, 2015 and December 27, 2014, the total funded status of the plans recognized in the Consolidated Balance Sheets was as follows:
|  | Pension Benefits |  |  | Other Benefits |
(In thousands) |  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Long-term asset |  | $ | 765 |  |  | $ | 2,348 |  |  | $ | — |  |  | $ | — |
Current liability |  |  | — |  |  |  | — |  |  |  | (1,221 | ) |  |  | (1,251 | )
Long-term liability |  |  | (17,449 | ) |  |  | (20,070 | ) |  |  | (14,622 | ) |  |  | (18,056 | )
Total underfunded status |  | $ | (16,684 | ) |  | $ | (17,722 | ) |  | $ | (15,843 | ) |  | $ | (19,307 | )
Components of net periodic benefit costs | The components of net periodic benefit cost are as follows:
(In thousands) |  | 2015 |  |  | 2014 |  |  | 2013 |
Pension benefits: |  |  |  |  |  |  |  |  |
Service cost |  | $ | 803 |  |  | $ | 973 |  |  | $ | 948 |
Interest cost |  |  | 8,032 |  |  |  | 8,590 |  |  |  | 7,774 |
Expected return on plan assets |  |  | (10,289 | ) |  |  | (13,669 | ) |  |  | (11,059 | )
Amortization of prior service cost |  |  | — |  |  |  | 1 |  |  |  | 1 |
Amortization of net loss |  |  | 2,710 |  |  |  | 752 |  |  |  | 4,005 |
Net periodic benefit cost (income) |  | $ | 1,256 |  |  | $ | (3,353 | ) |  | $ | 1,669 |
Other benefits: |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 363 |  |  | $ | 348 |  |  | $ | 413 |
Interest cost |  |  | 1,005 |  |  |  | 685 |  |  |  | 647 |
Amortization of prior service cost (credit) |  |  | 6 |  |  |  | 6 |  |  |  | (2 | )
Amortization of net gain |  |  | (28 | ) |  |  | (218 | ) |  |  | (160 | )
Net periodic benefit cost |  | $ | 1,346 |  |  | $ | 821 |  |  | $ | 898 |
Weighted average assumptions used in the measurement of the Company's benefit obligation and net periodic benefit cost are as follows | The weighted average assumptions used in the measurement of the Company's benefit obligations are as follows:
|  | Pension Benefits |  |  | Other Benefits |
|  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Discount rate |  | 4.02 | % |  | 4.03 | % |  | 4.25 | % |  | 4.33 | %
Expected long-term return on plan assets |  | 5.59 | % |  | 5.58 | % |  | N/A |  |  | N/A |
Rate of compensation increases |  | N/A |  |  | N/A |  |  | 5.00 | % |  | 5.00 | %
Rate of inflation |  | 3.20 | % |  | 3.10 | % |  | N/A |  |  | N/A |
The weighted average assumptions used in the measurement of the Company's net periodic benefit cost are as follows:
|  | Pension Benefits |  |  | Other Benefits |
|  | 2015 |  |  | 2014 |  |  | 2013 |  |  | 2015 |  |  | 2014 |  |  | 2013 |
Discount rate |  | 4.03 | % |  | 4.82 | % |  | 4.13 | % |  | 4.33 | % |  | 4.89 | % |  | 4.06 | %
Expected long-term return on plan assets |  | 5.58 | % |  | 7.40 | % |  | 7.15 | % |  | N/A |  |  | N/A |  |  | N/A |
Rate of compensation increases |  | N/A |  |  | N/A |  |  | N/A |  |  | 5.00 | % |  | 5.50 | % |  | 5.04 | %
Rate of inflation |  | 3.10 | % |  | 3.40 | % |  | 2.70 | % |  | N/A |  |  | N/A |  |  | N/A |
Weighted average asset allocation of pension fund assets | The weighted average asset allocation of the Company's pension fund assets are as follows:
|  | Pension Plan Assets |
Asset category |  | 2015 |  |  | 2014 |
Equity securities (includes equity mutual funds) |  | 51 | % |  | 49 | %
Fixed income securities (includes fixed income mutual funds) |  | 37 |  |  | 4 |
Cash and equivalents (includes money market funds) |  | 9 |  |  | 44 |
Alternative investments |  | 3 |  |  | 3 |
Total |  | 100 | % |  | 100 | %
Plan assets at fair value within the fair value hierarchy, by level | The following table sets forth by level, within the fair value hierarchy, the assets of the plans at fair value:
| Fair Value Measurements at December 26, 2015 |
(In thousands) | Level 1 |  | Level 2 |  | Level 3 |  | Total |
Cash and money market funds |  |  | $ | 16,632 |  |  |  | $ | — |  |  |  | $ | — |  |  |  | $ | 16,632 |
Common stock (1) |  |  |  | 25,229 |  |  |  |  | — |  |  |  |  | — |  |  |  |  | 25,229 |
Mutual funds (2) |  |  |  | 9,666 |  |  |  |  | 119,960 |  |  |  |  | — |  |  |  |  | 129,626 |
Limited partnerships |  |  |  | — |  |  |  |  | — |  |  |  |  | 4,590 |  |  |  |  | 4,590 |
Total |  |  | $ | 51,527 |  |  |  | $ | 119,960 |  |  |  | $ | 4,590 |  |  |  | $ | 176,077 |
| Fair Value Measurements at December 27, 2014 |
(In thousands) | Level 1 |  | Level 2 |  | Level 3 |  | Total |
Cash and money market funds |  |  | $ | 84,377 |  |  |  | $ | — |  |  |  | $ | — |  |  |  | $ | 84,377 |
Common stock (3) |  |  |  | 26,105 |  |  |  |  | — |  |  |  |  | — |  |  |  |  | 26,105 |
Mutual funds (4) |  |  |  | 11,397 |  |  |  |  | 63,067 |  |  |  |  | — |  |  |  |  | 74,464 |
Limited partnerships |  |  |  | — |  |  |  |  | — |  |  |  |  | 5,070 |  |  |  |  | 5,070 |
Total |  |  | $ | 121,879 |  |  |  | $ | 63,067 |  |  |  | $ | 5,070 |  |  |  | $ | 190,016 |
(1) | Approximately 50 percent of common stock represents investments in U.S. companies primarily in the health care, utilities, financials, consumer staples, industrials, and information technology sectors. All investments in common stock are listed on U.S. stock exchanges. |
(2) | Approximately 67 percent of mutual funds are actively managed funds and approximately 33 percent of mutual funds are index funds. Additionally, 12 percent of the mutual funds' assets are invested in U.S. equities, 38 percent in non-U.S. equities, 46 percent in U.S. fixed income securities, and 4 percent in non-U.S. fixed income securities. |
(3) | Approximately 51 percent of common stock represents investments in U.S. companies primarily in the health care, utilities, financials, consumer staples, industrials, and information technology sectors. All investments in common stock are listed on U.S. stock exchanges. |
(4) | Approximately 40 percent of mutual funds are actively managed funds and approximately 60 percent of mutual funds are index funds. Additionally, 23 percent of the mutual funds' assets are invested in U.S. equities, 67 percent in non-U.S. equities, and 10 percent in non-U.S. fixed income securities. |
Plan assets measured at fair value using significant unobservable inputs | The table below reflects the changes in the assets of the plan measured at fair value on a recurring basis using significant unobservable inputs (Level 3 of fair value hierarchy) during the year ended December 26, 2015:
(In thousands) |  | Limited Partnerships |
Balance, December 27, 2014 |  | $ | 5,070 |
Redemptions |  |  | (697 | )
Subscriptions |  |  | 250 |
Net depreciation in fair value |  |  | (33 | )
Balance, December 26, 2015 |  | $ | 4,590 |
Future benefit plans payments | The Company expects future benefits to be paid from the plans as follows:
(In thousands) |  |  | Pension Benefits |  |  | Other Benefits |
2016 |  |  | $ | 10,832 |  |  | $ | 1,221 |
2017 |  |  |  | 10,856 |  |  |  | 1,112 |
2018 |  |  |  | 10,910 |  |  |  | 1,147 |
2019 |  |  |  | 10,994 |  |  |  | 1,111 |
2020 |  |  |  | 11,033 |  |  |  | 1,356 |
2021-2025 |  |  |  | 60,251 |  |  |  | 5,973 |
Total |  |  | $ | 114,876 |  |  | $ | 11,920 |

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