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SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Aug. 03, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Finite-lived Intangible Assets | Intangible assets with definite lives are amortized on a straight-line basis over the following lives:
Customer relationships | 7-20 years
Non-competition agreements | 1-10 years
Trademarks and tradenames | 2-10 years
Leases in place | 1-9 years
Favorable operating leases | 2-25 years
Unfavorable operating leases | 2-25 years
Pharmacy prescription files | 5-7 years
Schedule of Changes in Insurance Liabilities | Changes in our insurance liabilities consisted of the following:
(in thousands) | 2019 |  | 2018 |  | 2017
Beginning balance | $ | 24,703 |  |  | $ | 22,776 |  |  | $ | 20,109 |
Assumed liabilities from the Supervalu acquisition | 55,213 |  |  | — |  |  | — |
Expense | 42,764 |  |  | 14,274 |  |  | 13,740 |
Claim payments | (33,087 | ) |  | (12,347 | ) |  | (11,073 | )
Reclassifications | (755 | ) |  | — |  |  | — |
Ending balance | $ | 88,838 |  |  | $ | 24,703 |  |  | $ | 22,776 |

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