Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 27, 2015	Sep. 28, 2014
Reclassifications out of accumulated other comprehensive income (loss)
Balances at the beginning of the period	$ (42,538)
Balances at the end of the period	(143,171)	$ (42,538)
Foreign Currency Translation Adjustments
Reclassifications out of accumulated other comprehensive income (loss)
Balances at the beginning of the period	(43,085)	2,340
Other comprehensive income (loss) before reclassifications	(98,144)	(45,425)
Net current-period other comprehensive income (loss)	(98,144)	(45,425)
Balances at the end of the period	(141,229)	(43,085)
Gain (Loss) on Derivative Instruments
Reclassifications out of accumulated other comprehensive income (loss)
Balances at the beginning of the period	547	(482)
Other comprehensive income (loss) before reclassifications	(203)	3,317
Net current-period other comprehensive income (loss)	(2,489)	1,029
Balances at the end of the period	(1,942)	547
Gain (Loss) on Derivative Instruments | Interest rate contracts
Reclassifications out of accumulated other comprehensive income (loss)
Reclassification adjustment of prior derivative settlement, net of tax	(2,286)	(2,288)
Accumulated Other Comprehensive Income
Reclassifications out of accumulated other comprehensive income (loss)
Balances at the beginning of the period	(42,538)	1,858
Other comprehensive income (loss) before reclassifications	(98,347)	(42,108)
Net current-period other comprehensive income (loss)	(100,633)	(44,396)
Balances at the end of the period	(143,171)	(42,538)
Accumulated Other Comprehensive Income | Interest rate contracts
Reclassifications out of accumulated other comprehensive income (loss)
Reclassification adjustment of prior derivative settlement, net of tax	$ (2,286)	$ (2,288)