Note 3 Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012		Oct. 01, 2011
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	$ 13,397		$ 52,555
Prepaid Expenses and Other Current Assets, Fair Value Disclosure	868		8,302
Other Assets, Fair Value Disclosure	25,643		24,898
Accrued Liabilities, Fair Value Disclosure	(1,205)	[1]	(8,542)	[1]
Other Long-term Liabilities, Fair Value Disclosure	(28,103)	[1]	(33,211)	[1]
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	435		435
Bank Time Deposits [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	12,962		52,120
Derivatives Designated as Hedging Instruments [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid Expenses and Other Current Assets, Fair Value Disclosure	80		59
Other Assets, Fair Value Disclosure	25,643		24,898
Accrued Liabilities, Fair Value Disclosure	(21)	[1]	(331)	[1]
Other Long-term Liabilities, Fair Value Disclosure	(28,103)	[1]	(33,211)	[1]
Derivatives Not Designated as Hedging Instruments [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid Expenses and Other Current Assets, Fair Value Disclosure	788		8,243
Accrued Liabilities, Fair Value Disclosure	$ (1,184)	[1]	$ (8,211)	[1]

[1] Liabilities, or credit balances, are presented as negative amounts.