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PENSION PLANS - Schedule of Multiemployer Plans (Details) - Multiemployer Plans, Pension - USD ($) $ in Thousands | 12 Months Ended
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Jul. 29, 2017 | Jul. 30, 2016 | Jul. 25, 2015
Multiemployer Plans [Line Items] |  |  |
Total Contributions | $ 5,574 | $ 5,464 | $ 5,401
Pension Plan of Local 464A |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 226051600 |  |
Multiemployer Plan Number | 001 |  |
Pension Protection Act Zone Status |  | Green | Green
Total Contributions | $ 762 | $ 679 | $ 665
Expiration date of collective-bargaining agreement | October 2020 |  |
UFCW Local 1262 & Employers Pension Fund |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 226074414 |  |
Multiemployer Plan Number | 001 |  |
Pension Protection Act Zone Status |  | Red | Red
FIP/RP Status Pending / Implemented | Implemented |  |
Total Contributions | $ 3,498 | $ 3,510 | $ 3,501
Surcharge Imposed | No |  |
Expiration date of collective-bargaining agreement | October 2018 |  |
UFCW Regional Pension Plan |  |  |
Multiemployer Plans [Line Items] |  |  |
EIN / Pension Plan Number | 166062287 |  |
Multiemployer Plan Number | 074 |  |
Pension Protection Act Zone Status |  | Red | Red
FIP/RP Status Pending / Implemented | Implemented |  |
Total Contributions | $ 1,314 | $ 1,275 | $ 1,235
Surcharge Imposed | No |  |
Expiration date of collective-bargaining agreement | March 2019 |  |
Employer contribution, percentage of pension fund contributions (more than) | 5.00% |  |

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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 Three digit plan number 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. + 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 (b) -URI http://asc.fasb.org/extlink&oid=65877416&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=65877416&loc=SL14450657-114947 + Details
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- Definition Description of the significant collective-bargaining arrangements within the range of expiration dates for collective-bargaining arrangements requiring contributions to a multiemployer plan as well as other information to help investors understand the significance of the collective-bargaining agreements and when they expire. 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=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 Amount of contributions made to the multiemployer plan by all employers who participate in the plan. 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 7 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450678-114947 + 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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- Definition Multiemployer Plans, Employer Contribution Percentage of Pension Fund Contributions + References No definition available. + Details
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