Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Condensed Statements of Comprehensive Income [Abstract]
Net income	$ 40,343	$ 40,491	$ 61,236
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	36,381	(2,877)	(16,672)
Amortization of cash flow hedge	0	0	48
Other	(390)	(74)	101
Net other comprehensive income (loss)	35,991	(2,951)	(16,523)
Comprehensive income	76,334	37,540	44,713
Less: comprehensive income attributable to noncontrolling interests	15,551	11,786	14,515
Comprehensive income attributable to Photronics, Inc. shareholders	$ 60,783	$ 25,754	$ 30,198