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SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 26, 2019 | Jan. 27, 2018 | Jan. 26, 2019 | Jan. 27, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Total outbound shipping and handling costs | $ 363,400 | $ 146,400 | $ 537,400 | $ 284,400
Change in accounting estimate, effect of change on net loss | $ 2,200 |  | $ 2,200 |
Change in accounting estimate, effect of change on diluted loss per share (in dollars per share) | $ 0.04 |  | $ 0.04 |
Decrease in cash provided by financing activities |  |  | $ 25,866 | (3,411)
Decrease in cash used in operating activities |  |  | 2,155,842 | $ 30,982
Book overdrafts [Member] |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Decrease in cash provided by financing activities |  |  | 31,700 |
Decrease in cash used in operating activities |  |  | $ 31,700 |

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- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585 + Details
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