INCOME TAXES (Effective income tax rate reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Oct. 03, 2015	Jun. 27, 2015	Mar. 28, 2015	Dec. 27, 2014	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Income Tax Disclosure [Abstract]
Computed income tax expense based on U.S. statutory rate									$ 19,163	$ 13,197	$ 26,997
Effect of earnings of foreign subsidiaries subject to different tax rates									(7,330)	(6,103)	(9,763)
Benefits from foreign approved enterprise zones									(8,531)	(5,855)	(17,423)
Benefits from research and development tax credits (including prior years)									(2,839)	(4,090)	0
Change in permanent reinvestment assertion									(9,696)	(19,704)	0
Tax impact on restructuring									4,238	0	0
Tax audit settlement									4,889	0	0
Dividend income									0	0	8,190
Effect of permanent items									(2,274)	1,822	(298)
Changes in valuation allowance									3,585	2,634	(1,820)
Foreign operations (withholding taxes, deferred taxes on unremitted earnings, US taxation of foreign earnings)									4,981	4,904	5,906
Reserve for uncertain tax positions									208	886	131
State income tax expense									996	(1,543)	2,241
Other, net									248	918	(16)
Provision for income taxes	$ (5,661)	$ 7,519	$ 7,045	$ (1,265)	$ (7,999)	$ (8,775)	$ 1,997	$ 1,843	$ 7,638	$ (12,934)	$ 14,145