Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 02, 2016	Sep. 27, 2015
Reclassifications out of accumulated other comprehensive income (loss)
Balance at the beginning of the period	$ 856,325
Balance at the end of the period	869,259	$ 856,325
Foreign Currency Translation Adjustments
Reclassifications out of accumulated other comprehensive income (loss)
Balance at the beginning of the period	(141,229)	(43,085)
Other comprehensive loss before classifications	14,385	(98,144)
Net current-period other comprehensive loss	14,385	(98,144)
Balance at the end of the period	(126,844)	(141,229)
Gain (Loss) on Derivative Instruments
Reclassifications out of accumulated other comprehensive income (loss)
Balance at the beginning of the period	(1,942)	547
Other comprehensive loss before classifications	2,722	(203)
Net current-period other comprehensive loss	778	(2,489)
Balance at the end of the period	(1,164)	(1,942)
Gain (Loss) on Derivative Instruments | Interest rate contracts
Reclassifications out of accumulated other comprehensive income (loss)
Amounts reclassified from accumulated other comprehensive income Interest rate contracts, net of tax	(1,944)	(2,286)
Accumulated Other Comprehensive Income (Loss)
Reclassifications out of accumulated other comprehensive income (loss)
Balance at the beginning of the period	(143,171)	(42,538)
Other comprehensive loss before classifications	17,107	(98,347)
Net current-period other comprehensive loss	15,163	(100,633)
Balance at the end of the period	(128,008)	(143,171)
Accumulated Other Comprehensive Income (Loss) | Interest rate contracts
Reclassifications out of accumulated other comprehensive income (loss)
Amounts reclassified from accumulated other comprehensive income Interest rate contracts, net of tax	$ (1,944)	$ (2,286)