XML 76 R63.htm IDEA: XBRL DOCUMENT
v3.7.0.1

PENSION AND OTHER POSTRETIREMENT BENEFITS (Schedule of Economic Assumptions and Impact of Change in Discount Rate on Benefit Obligation) (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 25, 2017 | Jun. 26, 2016 | Dec. 25, 2016
Assumptions used to measure net pension and other postretirement cost: |  |  |
Increase in Discount Rate of 0.25% - Impact on defined benefit obligation for pension benefits | $ (4,819) |  |
Decrease in Discount Rate of 0.25% - Impact on defined benefit obligation for pension benefits | $ 5,123 |  |
Pension Benefits |  |  |
Assumptions used to measure benefit obligation at end of period: |  |  |
Discount rate | 3.88% |  | 4.31%
Assumptions used to measure net pension and other postretirement cost: |  |  |
Discount rate | 4.31% | 4.47% |
Expected return on plan assets | 5.50% | 5.50% |
Other Benefits |  |  |
Assumptions used to measure benefit obligation at end of period: |  |  |
Discount rate | 3.41% |  | 3.81%
Assumptions used to measure net pension and other postretirement cost: |  |  |
Discount rate | 3.81% | 4.47% |

X
- Definition Defined Benefit Plan, Effect Of 0.25 Percentage Point Decrease In Discount Rate on Accumulated Postretirement Benefit Obligation + References No definition available. + Details
Name: | ppc_DefinedBenefitPlanEffectOf0.25PercentagePointDecreaseInDiscountRateonAccumulatedPostretirementBenefitObligation
Namespace Prefix: | ppc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Defined Benefit Plan, Effect Of 0.25 Percentage Point Increase In Discount Rate on Accumulated Postretirement Benefit Obligation + References No definition available. + Details
Name: | ppc_DefinedBenefitPlanEffectOf0.25PercentagePointIncreaseInDiscountRateonAccumulatedPostretirementBenefitObligation
Namespace Prefix: | ppc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + 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 (k)(1) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan. + 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 (k)(1) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + 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 (k)(3) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |