CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Apr. 30, 2016	May. 02, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 91,085	$ 102,636
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	50,967	47,206
Share-based compensation	12,665	11,972
Loss (gain) on disposals of property and equipment	399	(784)
Gain on acquisition of land	0	(2,824)
Excess tax deficit (benefit) from share-based payment arrangements	48	(2,865)
Restructuring and asset impairment	480	803
Deferred income taxes	8,657	3,292
Provision for doubtful accounts	5,875	3,508
Non-cash interest expense	119	368
Changes in assets and liabilities, net of acquired businesses:
Accounts receivable	1,569	(67,166)
Inventories	1,218	(116,693)
Prepaid expenses and other assets	(2,041)	(3,863)
Accounts payable	31,912	30,053
Accrued expenses and other liabilities	2,665	(11,836)
Net cash provided by (used in) operating activities	205,618	(6,193)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(29,073)	(98,544)
Purchases of acquired businesses, net of cash acquired	(89,190)	(8,017)
Proceeds from disposals of property and equipment	96	936
Long-term investment	0	(3,000)
Net cash used in investing activities	(118,167)	(108,625)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from borrowings of long-term debt	0	150,000
Repayments of long-term debt	(8,320)	(8,252)
Proceeds from borrowings under revolving credit line	375,213	567,807
Repayments of borrowings under revolving credit line	(471,667)	(621,933)
Increase in bank overdraft	21,815	33,122
Proceeds from exercise of stock options	2,011	3,297
Payment of employee restricted stock tax withholdings	(1,703)	(2,383)
Excess tax (deficit) benefit from share-based payment arrangements	(48)	2,865
Capitalized debt issuance costs	(2,051)	(1,963)
Net cash (used in) provided by financing activities	(84,750)	122,560
EFFECT OF EXCHANGE RATE CHANGES ON CASH	(754)	82
NET INCREASE IN CASH AND CASH EQUIVALENTS	1,947	7,824
Cash and cash equivalents at beginning of period	17,380	16,116
Cash and cash equivalents at end of period	19,327	23,940
Supplemental disclosures of cash flow information:
Non-cash financing activity	0	13,564
Non-cash investing activity	0	13,564
Cash paid for interest	12,115	10,688
Cash paid for federal and state income taxes, net of refunds	$ 50,461	$ 58,989