Note 4 Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) (Fair Value, Measurements, Recurring, USD $) In Thousands, unless otherwise specified	Sep. 27, 2014		Sep. 28, 2013
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and cash equivalents	$ 11,933		$ 35,005
Prepaid Expenses and Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid expenses and other current assets	3,219		1,133
Other Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Other assets	2,988		22,512
Accrued Liabilities
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Accrued liabilities (1)	(3,017)	[1]	(11,403)	[1]
Money Market Funds | Level 1
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and cash equivalents	436		436
Time Deposits | Level 1
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Cash and cash equivalents	11,497		34,569
Derivatives Designated as Hedging Instruments Under ASC 815 | Level 2 | Prepaid Expenses and Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid expenses and other current assets	15		28
Derivatives Designated as Hedging Instruments Under ASC 815 | Level 2 | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Other assets			22,512
Derivatives Designated as Hedging Instruments Under ASC 815 | Level 2 | Accrued Liabilities
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Accrued liabilities (1)	(5)	[1]	(32)	[1]
Derivatives Not Designated as Hedging Instruments Under ASC 815 | Level 2 | Prepaid Expenses and Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Prepaid expenses and other current assets	3,204		1,105
Derivatives Not Designated as Hedging Instruments Under ASC 815 | Level 2 | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Other assets	2,988
Derivatives Not Designated as Hedging Instruments Under ASC 815 | Level 2 | Accrued Liabilities
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Accrued liabilities (1)	$ (3,012)	[1]	$ (11,371)	[1]

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