Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Mar. 26, 2016	Mar. 28, 2015
Cash flows from operating activities:
Net income	$ 24,812	$ 18,287
Adjustments to reconcile net income to net cash used by operating activities:
Depreciation and amortization	18,202	16,814
Amortization of deferred financing costs	773	1,524
Stock-based compensation	3,578	3,684
Excess tax benefits from stock-based awards	(1,181)	(351)
Deferred income taxes	7,516	4,467
Write-off of deferred financing costs	3,337	537
Loss on sale of property and equipment	8	115
Other	25	(51)
Change in assets and liabilities (excluding businesses acquired):
Accounts receivable	(111,671)	(128,623)
Inventories	(35,220)	(56,740)
Prepaid expenses and other assets	1,749	(8,318)
Accounts payable	27,415	51,474
Accrued expenses	9,548	(1,245)
Other long-term obligations	266	(95)
Net cash used by operating activities	(50,843)	(98,521)
Cash flows from investing activities:
Additions to property and equipment	(12,795)	(11,025)
Payments to acquire companies, net of cash acquired	(68,901)	(16,000)
Change in restricted cash	1,211	1,700
Proceeds from short-term investments	0	9,997
Investment in short-term investments	0	(17)
Other investing activities	(500)	(331)
Net cash used in investing activities	(80,985)	(15,676)
Cash flows from financing activities:
Repayments of long-term debt	(400,145)	(50,141)
Proceeds from issuance of long-term debt	400,000	0
Borrowings under revolving line of credit	280,000	186,000
Repayments under revolving line of credit	(178,000)	(71,000)
Proceeds from issuance of common stock	0	1,220
Repurchase of common stock, including shares surrendered for tax withholding	(1,722)	(17,164)
Distribution to noncontrolling interest	(592)	(1,680)
Payment of financing costs	(6,362)	0
Excess tax benefits from stock-based awards	1,181	351
Net cash provided by financing activities	94,360	47,586
Effect of exchange rate changes on cash and cash equivalents	(290)	(122)
Net decrease in cash and cash equivalents	(37,758)	(66,733)
Cash and equivalents at beginning of period	47,584	78,676
Cash and equivalents at end of period	9,826	11,943
Supplemental information:
Cash paid for interest	$ 18,781	$ 21,448