Income Taxes - Provision (benefit) for income taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2016	Oct. 02, 2015	Oct. 03, 2014
Current:
Federal	$ 39,510	$ 64,221	$ 6,692
State and local	15,750	15,223	5,308
Non-U.S.	35,023	29,684	30,846
Current	90,283	109,128	42,846
Deferred:
Federal	47,323	(585)	32,843
State and local	(740)	(208)	2,515
Non-U.S.	5,833	(3,315)	2,014
Deferred Income Tax Expense (Benefit)	52,416	(4,108)	37,372
Income tax provision (benefit)	$ 142,699	$ 105,020	$ 80,218