Note 3 Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) (Fair Value, Measurements, Recurring, USD $) In Thousands, unless otherwise specified	Jun. 28, 2014		Sep. 28, 2013
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and cash equivalents	$ 130,671		$ 35,005
Money Market Funds | Fair Value, Inputs, Level 1
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and cash equivalents	436		436
Bank Time Deposits | Fair Value, Inputs, Level 1
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and cash equivalents	130,235		34,569
Prepaid Expenses and Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid expenses and other current assets	904		1,133
Prepaid Expenses and Other Current Assets | Derivatives Designated as Accounting Hedges: | Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid expenses and other current assets	37		28
Prepaid Expenses and Other Current Assets | Derivatives Not Designated as Accounting Hedges: | Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid expenses and other current assets	867		1,105
Other Noncurrent Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Other assets	3,961		22,512
Other Noncurrent Assets | Derivatives Designated as Accounting Hedges: | Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Other assets			22,512
Other Noncurrent Assets | Derivatives Not Designated as Accounting Hedges: | Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Other assets	3,961
Accrued Liabilities
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Accrued liabilities (1)	(1,321)	[1]	(11,403)	[1]
Accrued Liabilities | Derivatives Designated as Accounting Hedges: | Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Accrued liabilities (1)	0	[1]	(32)	[1]
Accrued Liabilities | Derivatives Not Designated as Accounting Hedges: | Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Accrued liabilities (1)	$ (1,321)	[1]	$ (11,371)	[1]

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