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Participation and Contributions to Multi Employer Pension Plans (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2015
Multiemployer Plans [Line Items] |  |  |
Partnership Contributions | $ 8,940 | $ 8,383 | $ 9,218
New England Teamsters & Trucking Industry Pension Fund |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 04-6372430 / 001 |  |
Pension Protection Act Zone Status | Red | Red |
FIP / RP Status Pending / Implemented | Implemented |  |
Partnership Contributions | $ 2,621 | $ 2,507 | 3,183
Surcharge Imposed | No |  |
Westchester Teamsters Pension Fund |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 13-6123973 / 001 |  |
Pension Protection Act Zone Status | Green | Green |
FIP / RP Status Pending / Implemented | NA |  |
Partnership Contributions | $ 924 | $ 865 | 877
Surcharge Imposed | No |  |
Local 553 Pension Fund |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 13-6637826 / 001 |  |
Pension Protection Act Zone Status | Green | Green |
FIP / RP Status Pending / Implemented | NA |  |
Partnership Contributions | $ 2,780 | $ 2,645 | 2,838
Surcharge Imposed | No |  |
Local 463 Pension Fund |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 11-1800729 / 001 |  |
Pension Protection Act Zone Status | Green | Green |
FIP / RP Status Pending / Implemented | NA |  |
Partnership Contributions | $ 150 | $ 148 | 171
Surcharge Imposed | No |  |
All Other Multiemployer Pension Plans |  |  |
Multiemployer Plans [Line Items] |  |  |
Partnership Contributions | $ 2,465 | $ 2,218 | $ 2,149

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- Definition Entity Tax Identification Number Multiemployer Plan Number + References No definition available. + Details
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- Definition Pension Fund Partnership Contributions + References No definition available. + 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=65877416&loc=SL14450657-114947 + Details
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- Definition Indicate whether a funding improvement plan or rehabilitation plan has been implemented or is pending for 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. The acceptable values are "no", "pending", "implemented", "other", and "NA". + 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 (f)(1) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Indicate whether the employer paid a surcharge to the 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. The acceptable values are "no", "yes", and "NA". + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
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- Details
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- Details
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