Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Oct. 03, 2015
Net income	$ 138,833	$ 187,838	$ 377,261
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	588	3,734	(13,460)
Derivative financial instruments:
Changes in unrealized gain (loss)	819	(2,326)	(5,995)
Amount reclassified into net income	(592)	2,570	5,887
Pension benefit plans:
Changes in unrecognized net actuarial gain (loss) and unrecognized transition cost	8,833	(6,327)	(3,653)
Amortization of actuarial gain (loss) and transition cost	1,765	1,159	876
Total other comprehensive income (loss)	11,413	(1,190)	(16,345)
Comprehensive income	$ 150,246	$ 186,648	$ 360,916