REVENUE (Tables)

12 Months Ended

Oct. 31, 2021

REVENUE [Abstract]

Disaggregation of Revenue

The following tables present our revenue for the years ended October 31, 2021, October 31, 2020 and October 31, 2019, disaggregated by product type, geographic origin, and timing of recognition.

	Year Ended
Revenue by Product Type	October 31, 2021		October 31, 2020		October 31, 2019
IC
High-end	$	162,973	$	156,129	$	156,418
Mainstream		297,198		262,281		249,773
Total IC	$	460,171	$	418,410	$	406,191
FPD
High-end	$	155,670	$	139,558	$	98,832
Mainstream		47,920		51,723		45,637
Total FPD	$	203,590	$	191,281		144,469
	$	663,761	$	609,691	$	550,660

Revenue by Geographic Origin*
Taiwan	$	248,597	$	239,101	$	244,377
Korea		156,391		153,052		147,734
China		115,732		79,374		19,010
United States		105,023		104,949		105,045
Europe		36,242		31,501		32,585
Other		1,776		1,714		1,909
	$	663,761	$	609,691	$	550,660

* This table disaggregates revenue by the location in which it was earned.

Revenue by Timing of Recognition
Over time	$	606,332	$	535,071	$	497,942
At a point in time		57,429		74,620		52,718
	$	663,761	$	609,691	$	550,660