SEGMENT INFORMATION Long-lived assets by countries (Details) - USD ($) $ in Thousands	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	$ 69,420	$ 58,354	$ 59,320
Singapore [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	33,286	36,754	37,169
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	7,459	7,386	7,295
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	18,570	7,429	8,537
Israel [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	4,810	3,701	4,668
NETHERLANDS
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	2,198	1,421	0
All Other Segments [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	$ 3,097	$ 1,663	$ 1,651