Condensed Consolidated Statements of Income (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	May 03, 2020	Apr. 28, 2019	May 03, 2020	Apr. 28, 2019
Condensed Consolidated Statements of Income (unaudited) [Abstract]
Revenue	$ 142,774	$ 131,580	$ 302,510	$ 256,291
Cost of goods sold	112,341	105,570	237,475	204,179
Gross profit	30,433	26,010	65,035	52,112
Operating expenses:
Selling, general and administrative	13,267	13,269	27,486	27,061
Research and development	4,462	3,542	8,541	7,805
Total operating expenses	17,729	16,811	36,027	34,866
Operating income	12,704	9,199	29,008	17,246
Other income (expense):
Foreign currency transaction (losses) gains, net	(1,433)	3,961	3,304	5,052
Interest expense, net	775	(355)	(1,023)	(886)
Interest income and other income (expense), net	(293)	325	464	873
Income before income taxes	11,753	13,130	31,753	22,285
Income tax provision	3,781	3,278	12,853	4,665
Net income	7,972	9,852	18,900	17,620
Net income attributable to noncontrolling interests	1,688	1,373	2,316	3,874
Net income attributable to Photronics, Inc. shareholders	$ 6,284	$ 8,479	$ 16,584	$ 13,746
Earnings per share:
Basic (in dollars per share)	$ 0.10	$ 0.13	$ 0.25	$ 0.21
Diluted (in dollars per share)	$ 0.10	$ 0.13	$ 0.25	$ 0.20
Weighted-average number of common shares outstanding:
Basic (in shares)	64,937	66,261	65,246	66,422
Diluted (in shares)	65,417	70,597	65,933	71,593