XML 21 R9.htm IDEA: XBRL DOCUMENT

MERCHANDISE INVENTORIES	6 Months Ended
MERCHANDISE INVENTORIES	Jan. 27, 2018
Inventory Disclosure [Abstract]
MERCHANDISE INVENTORIES	MERCHANDISE INVENTORIES At both January 27, 2018 and July 29, 2017, approximately 65% of merchandise inventories are valued by the LIFO method while the balance is valued by FIFO. If the FIFO method had been used for the entire inventory, inventories would have been $14,410 higher than reported at both January 27, 2018 and July 29, 2017.