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Pension Plans and Other Postretirement Benefits - Additional Information (Details) - Jun. 27, 2015 $ in Thousands | USD ($) Multiemployerpensionplan
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Components of net periodic benefit costs included in operating expenses [Abstract] |
Projected annual contribution requirements related to the Partnership's postretirement health care and life insurance benefit plan for fiscal year | $ 1,276
Employer contribution for postretirement health care and life insurance | 754
Partnership established accrual for estimated obligation to certain MEPPs | $ 6,786
Number of voluntary partial withdrawal from multi employer pension plans | Multiemployerpensionplan | 1
Number of full withdrawal from multi employer pension plans | Multiemployerpensionplan | 4

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- Definition Refers to number of full withdrawal from multi employer pension plans. + References No definition available. + Details
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- Definition Refers to number of voluntary partial withdrawal from multi employer pension plans. + References No definition available. + Details
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- Definition The increase in the fair value of plan assets from contributions made by the employer. + 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 (b)(3) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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- Definition Amount of the employer's best estimate of contributions expected to be paid to the plan in the current fiscal period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e2709-114920 + Details
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- Definition Amount of the obligation recognized by withdrawing from a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References No definition available. + Details
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