XML 103 R52.htm IDEA: XBRL DOCUMENT v3.8.0.1
PENSION PLANS - Schedule of Multiemployer Plans (Details) - Multiemployer Plans, Pension - USD ($)
$ in Thousands
12 Months Ended
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%