CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Nov. 01, 2014	Nov. 02, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 33,042	$ 27,764
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	14,158	11,238
Share-based compensation	5,962	5,478
Loss (gain) on disposals of property and equipment	32	(67)
Excess tax benefits from share-based payment arrangements	(1,659)	(2,332)
Impairment of intangible asset	555	0
Deferred income taxes	(6,052)	0
Provision for doubtful accounts	1,196	933
Non-cash interest expense	134	616
Changes in assets and liabilities, net of acquired businesses:
Accounts receivable	(42,079)	(55,678)
Inventories	(150,761)	(131,765)
Prepaid expenses and other assets	4,586	2,367
Accounts payable	50,878	100,198
Accrued expenses and other liabilities	(8,735)	(8,416)
Net cash used in operating activities	(98,743)	(49,664)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(27,372)	(33,247)
Purchases of acquired businesses, net of cash acquired	(7,734)	(22,973)
Proceeds from disposals of property and equipment	0	99
Payments for (Proceeds from) Other Investing Activities	(3,000)	0
Net cash used in investing activities	(38,106)	(56,121)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of long-term debt	(2,902)	(86)
Proceeds from issuance of long-term debt	150,000	0
Proceeds from borrowings under revolving credit line	127,962	192,715
Repayments of borrowings under revolving credit line	(176,614)	(95,210)
Increase in bank overdraft	40,674	6,347
Proceeds from exercise of stock options	523	1,551
Payment of employee restricted stock tax withholdings	(2,089)	(3,422)
Excess tax benefits from share-based payment arrangements	1,659	2,332
Capitalized debt issuance costs	(954)	0
Net cash provided by financing activities	138,259	104,227
EFFECT OF EXCHANGE RATE CHANGES ON CASH	38	(196)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	1,448	(1,754)
Cash and cash equivalents at beginning of period	16,116	11,111
Cash and cash equivalents at end of period	17,564	9,357
Supplemental disclosures of cash flow information:
Cash paid for interest	3,190	1,074
Cash paid for federal and state income taxes, net of refunds	$ 11,032	$ 5,989