REVENUE, Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 02, 2021	May 03, 2020	May 02, 2021	May 03, 2020
Disaggregation of Revenue [Abstract]
Revenue	$ 159,763	$ 142,774	$ 311,830	$ 302,510
IC [Member]
Disaggregation of Revenue [Abstract]
Revenue	111,991	96,846	216,947	203,824
High-end [Member]
Disaggregation of Revenue [Abstract]
Revenue	41,259	38,267	78,039	79,308
Mainstream [Member]
Disaggregation of Revenue [Abstract]
Revenue	70,732	58,579	138,908	124,516
FPD [Member]
Disaggregation of Revenue [Abstract]
Revenue	47,772	45,928	94,883	98,686
High-end [Member]
Disaggregation of Revenue [Abstract]
Revenue	39,401	31,809	74,046	71,579
Mainstream [Member]
Disaggregation of Revenue [Abstract]
Revenue	8,371	14,119	20,837	27,107
Taiwan [Member]
Disaggregation of Revenue [Abstract]
Revenue	59,002	55,513	115,592	121,626
Korea [Member]
Disaggregation of Revenue [Abstract]
Revenue	40,239	36,261	79,022	76,997
United States [Member]
Disaggregation of Revenue [Abstract]
Revenue	27,150	24,857	53,754	49,925
China [Member]
Disaggregation of Revenue [Abstract]
Revenue	23,730	17,486	44,727	37,386
Europe [Member]
Disaggregation of Revenue [Abstract]
Revenue	9,256	8,331	17,832	15,874
Other [Member]
Disaggregation of Revenue [Abstract]
Revenue	386	326	903	702
Over Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	144,697	126,071	285,982	263,905
At a Point in Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	$ 15,066	$ 16,703	$ 25,848	$ 38,605