INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jul. 25, 2015	Jul. 26, 2014
Deferred tax assets:
Leasing activities	$ 7,882	$ 7,814
Federal benefit of uncertain tax positions	230	14,816
Compensation related costs	3,696	1,548
Pension costs	13,333	11,225
Other	734	1,908
Total deferred tax assets	25,875	37,311
Deferred tax liabilities:
Tax over book depreciation	16,559	16,153
Patronage dividend receivable	5,193	5,223
Investment in partnerships	1,418	1,423
Other	172	170
Total deferred tax liabilities	23,342	22,969
Net deferred tax asset	$ 2,533	$ 14,342