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Employee Benefit Plans, Multi-employer Pension Plans (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Sep. 27, 2014 | Sep. 28, 2013 Multiemployerpensionplan | Sep. 29, 2012
Multiemployer Plans [Abstract] |  |  |  |  |  |
Estimated obligation due to withdrawal multi employer pension plans | $ 6,880 |  | $ 7,000 |  |  |
Number of voluntary partial withdrawal from multi employer pension plans |  |  | 1 |  |  |
Number of full withdrawal from multi employer pension plans |  |  | 4 |  |  |
Contributions | 1,168 |  | 1,162 |  | 159 |
Red [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Multiemployer plans, funded status | Less than 65 percent |  |  |  |  |
Yellow [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Multiemployer plans, funded status | Between 65 and less than 80 percent |  |  |  |  |
Green [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Multiemployer plans, funded status | At least 80 percent |  |  |  |  |
New England Teamsters & Trucking Industry Pension Fund [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Pension Fund | New England Teamsters & Trucking Industry Pension Fund |  |  |  |  |
EIN/Pension Plan Number | 046372430 |  |  |  |  |
PPA Zone Status | Red | [1] | Red | [1] |  |
FIP/RP Status | Implemented |  |  |  |  |
Contributions | 616 |  | 562 |  | 30 |
Contributions greater than 5% of Total Plan Contributions | false |  |  |  |  |
Expiration date of CBA, First date | Apr. 30, 2016 |  |  |  |  |
Expiration date of CBA, Last date | Mar. 31, 2017 |  |  |  |  |
Local 282 Pension Trust [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Pension Fund | Local 282 Pension Trust |  |  |  |  |
EIN/Pension Plan Number | 116245313 |  |  |  |  |
PPA Zone Status | Green | [2] | Green | [2] |  |
FIP/RP Status | NA |  |  |  |  |
Contributions | 336 |  | 284 |  | 66 |
Contributions greater than 5% of Total Plan Contributions | false |  |  |  |  |
Expiration date of CBA | Jul. 31, 2019 |  |  |  |  |
Other [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Pension Fund | Other | [3] |  |  |  |
Contributions | 31 | [3] | 137 | [3] | 48 | [3]
Contributions greater than 5% of Total Plan Contributions | false |  |  |  |  |
Teamsters Industrial Employees Pension Fund [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Pension Fund | Teamsters Industrial Employees Pension Fund |  |  |  |  |
EIN/Pension Plan Number | 226099363 |  |  |  |  |
PPA Zone Status | Red | [4] | Red | [4] |  |
FIP/RP Status | Implemented |  |  |  |  |
Contributions | 185 |  | 179 |  | 15 |
Contributions greater than 5% of Total Plan Contributions | false |  |  |  |  |
Expiration date of CBA | Jun. 30, 2017 |  |  |  |  |
Health and Welfare Benefits and Defined Annuity Plans [Member] |  |  |  |  |  |
Multiemployer Plans [Abstract] |  |  |  |  |  |
Contributions | $ 1,897 |  | $ 2,040 |  | $ 309 |
[1] | Based on most recent available valuation information for plan years ended September 2013.
[2] | Based on most recent available valuation information for plan years ended February 2014.
[3] | Includes the MEPPs from which the Partnership withdrew in fiscal 2013.
[4] | Based on most recent available valuation information for plan years ending December 2013.

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- Definition The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12b -Subsection 1 + Details
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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 Amount of contributions made to multiemployer plans by the employer. A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450702-114947 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450691-114947 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450657-114947 + Details
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- Definition Indicate the multiemployer plan's certified zone status as currently required by the Pension Protection Act of 2006 or a subsequent amendment thereof. The zone status categories are red (critical status), orange (seriously endangered), yellow (endangered), and green (none of the above). The acceptable values are "red", "orange", "yellow", "green", "other", and "NA". A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450657-114947 + Details
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- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan, in CCYY-MM-DD format. A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450657-114947 + Details
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- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan that will expire first in a group of associated collective bargaining arrangements, in CCYY-MM-DD format. A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450657-114947 + Details
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- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan that will expire last in a group of associated collective bargaining arrangements, in CCYY-MM-DD format. A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450657-114947 + Details
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- Definition Indicate whether the multiemployer plan is less than 65 percent funded, between 65 and less than 80 percent funded, or at least 80 percent funded. The acceptable values are: (1) "less than 65 percent", (2) "between 65 and less than 80 percent", (3) "at least 80 percent", and (4) "NA". A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450657-114947 + Details
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- Definition Description of the general nature of multiemployer plans and of the employer's participation in those plans that would indicate how the risks of participating in these plans are different from single-employer plans. A multiemployer plan is 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450655-114947 + 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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