Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
CASH FLOWS PROVIDED BY (USED IN) OPERATING ACTIVITIES:
Net income	$ 377,261	$ 197,165	$ 79,351
Adjustments to reconcile net income (loss) to cash provided by operating activities:
Depreciation and amortization	100,567	97,677	96,021
Stock-based compensation expense	20,653	18,789	17,524
Provision for (benefit from) doubtful accounts, product returns and other net sales adjustments	3,161	(1,457)	(325)
Deferred income taxes	(242,274)	(69,036)	(8,355)
Gain on sales of assets	(11,167)	(1,586)	(23,559)
Impairment of assets	3,454	0	3,082
Loss on extinguishments of debt	3,760	11,778	1,401
Loss from dedesignation of interest rate swap	0	0	14,903
Other, net	1,072	(964)	284
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	40,207	(35,769)	56,840
Inventories	(13,726)	(81,238)	44,334
Prepaid expenses and other assets	11,117	(14,515)	12,158
Accounts payable	(116,899)	174,336	22,307
Accrued liabilities and other long-term liabilities	(2,290)	12,202	1,923
Cash provided by operating activities	174,896	307,382	317,889
CASH FLOWS PROVIDED BY (USED IN) INVESTING ACTIVITIES:
Proceeds from long-term investments	0	1,104	0
Purchases of property, plant and equipment	(119,097)	(69,507)	(75,950)
Proceeds from sales of property, plant and equipment	30,561	6,021	33,080
Cash paid in connection with business combinations	(13,887)	(79,508)	0
Cash used in investing activities	(102,423)	(141,890)	(42,870)
CASH FLOWS PROVIDED BY (USED IN) FINANCING ACTIVITIES:
Change in restricted cash	0	4,380	5,760
Proceeds from short-term borrowings	0	73,828	205,456
Repayments of short-term borrowings	(10,221)	(85,908)	(243,151)
Proceeds from revolving credit facility borrowings	2,692,900	568,000	1,054,520
Repayments of revolving credit facility borrowings	(2,582,900)	(568,000)	(1,054,520)
Repayments of long-term debt	(123,994)	(422,338)	(257,410)
Proceeds from long-term debt, net of issuance costs	0	369,897	0
Debt issuance costs	(1,766)	0	0
Net proceeds from stock issuances	18,724	16,859	11,611
Proceeds from terminations of interest rate swaps	3,258	16,492	0
Repurchases of common stock	(122,762)	(76,237)	(1,525)
Cash used in financing activities	(126,761)	(103,027)	(279,259)
Effect of exchange rate changes	(66)	1,267	(2,503)
Cash and Cash Equivalents, Period Increase (Decrease)	(54,354)	63,732	(6,743)
Cash and cash equivalents at beginning of year	466,607	402,875	409,618
Cash and cash equivalents at end of year	412,253	466,607	402,875
Cash paid during the year:
Interest, net of capitalized interest	18,746	31,497	42,184
Income taxes, net of refunds	44,751	29,071	18,142
Noncash Investing and Financing Items:
Non-interest bearing notes payable issued in conjunction with a business combination (refer to Note 13)	$ 0	$ 14,789	$ 0