Stockholders' Equity (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 28, 2015	Mar. 29, 2014	Mar. 28, 2015	Mar. 29, 2014
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period	$ (84,408)	$ (44,253)	$ (54,051)	$ (19,185)
Other comprehensive gain (loss), before reclassifications	(76,977)	(9,028)	(107,003)	(34,269)
Amounts reclassified from accumulated other comprehensive income (loss)	(4,223)	688	(4,552)	861
Foreign currency exchange impact on cash flow hedges	(1)		(3)
Net current period other comprehensive loss	(81,201)	(8,340)	(111,558)	(33,408)
Balance at the end of the period	(165,609)	(52,593)	(165,609)	(52,593)
Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period	8,389	(7,328)	8,952	(7,150)
Other comprehensive gain (loss), before reclassifications	446	11,274	214	10,923
Amounts reclassified from accumulated other comprehensive income (loss)	(4,223)	688	(4,552)	861
Foreign currency exchange impact on cash flow hedges	(1)	(4)	(3)	(4)
Net current period other comprehensive loss	(3,778)	11,958	(4,341)	11,780
Balance at the end of the period	4,611	4,630	4,611	4,630
Translation
Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period	(92,797)	(36,925)	(63,003)	(12,035)
Other comprehensive gain (loss), before reclassifications	(77,423)	(20,302)	(107,217)	(45,192)
Foreign currency exchange impact on cash flow hedges		4		4
Net current period other comprehensive loss	(77,423)	(20,298)	(107,217)	(45,188)
Balance at the end of the period	$ (170,220)	$ (57,223)	$ (170,220)	$ (57,223)