Income Taxes (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 27, 2014	Sep. 28, 2013
Income Tax Contingency [Line Items]
Reductions as a result of lapse of statue of limitations	$ 0	$ (1,969)
Tax benefit carryforwards total	39,158
Foreign subsidiaries' undistributed earnings	776,664
Accrued interest and penalties	1,699	1,363
Additional interest expensed	348	309
Next Twelve Months [Member]
Income Tax Contingency [Line Items]
Reductions as a result of lapse of statue of limitations	$ 0