REVENUE, Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 02, 2020	Jul. 28, 2019	Aug. 02, 2020	Jul. 28, 2019
Disaggregation of Revenue [Abstract]
Revenue	$ 157,895	$ 138,112	$ 460,405	$ 394,404
IC [Member]
Disaggregation of Revenue [Abstract]
Revenue	108,666	100,185	312,491	293,652
High-end [Member]
Disaggregation of Revenue [Abstract]
Revenue	38,665	38,460	117,974	111,455
Mainstream [Member]
Disaggregation of Revenue [Abstract]
Revenue	70,001	61,725	194,517	182,197
FPD [Member]
Disaggregation of Revenue [Abstract]
Revenue	49,229	37,927	147,914	100,752
High-end [Member]
Disaggregation of Revenue [Abstract]
Revenue	36,670	23,088	108,248	60,490
Mainstream [Member]
Disaggregation of Revenue [Abstract]
Revenue	12,559	14,839	39,666	40,262
Taiwan [Member]
Disaggregation of Revenue [Abstract]
Revenue	60,836	61,273	182,463	175,482
Korea [Member]
Disaggregation of Revenue [Abstract]
Revenue	39,488	37,120	116,485	110,395
United States [Member]
Disaggregation of Revenue [Abstract]
Revenue	28,351	25,364	78,276	74,579
China [Member]
Disaggregation of Revenue [Abstract]
Revenue	20,988	5,963	58,374	7,693
Europe [Member]
Disaggregation of Revenue [Abstract]
Revenue	7,688	7,937	23,562	24,725
Other [Member]
Disaggregation of Revenue [Abstract]
Revenue	544	455	1,245	1,530
Over Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	137,442	122,938	401,347	362,078
At a Point in Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	$ 20,453	$ 15,174	$ 59,058	$ 32,326