Note 7 Income Tax (Detail) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Jun. 27, 2015	Mar. 28, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014	Sep. 27, 2014
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 15,816		$ 18,277	$ 67,571	$ 46,682
Tax effect of derivative financial instruments			$ 3,300		$ 3,300
Other Information Pertaining to Income Taxes				In each of the past three years, the Company has released a portion of its valuation allowance attributable to certain deferred tax assets in the U.S. and foreign jurisdictions. These releases have ranged from $21.5 million to $158.7 million.
Deferred Tax Assets, Valuation Allowance						$ 663,200
Tax Adjustments, Settlements and Unusual Provisions		$ 15,500