EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 30, 2022	Jan. 31, 2021
Calculation of Basic and Diluted Earnings Per Share [Abstract]
Net income attributable to Photronics, Inc. shareholders	$ 23,064	$ 8,036
Effect of dilutive securities	0	0
Earnings used for diluted earnings per share	$ 23,064	$ 8,036
Weighted-average Common Shares Computations [Abstract]
Weighted-average common shares used for basic earnings per share (in shares)	60,158	62,475
Effect of Dilutive Securities [Abstract]
Share-based payment awards (in shares)	778	530
Potentially dilutive common shares (in shares)	778	530
Weighted-average common shares used for diluted earnings per share (in shares)	60,936	63,005
Basic earnings per share (in dollars per share)	$ 0.38	$ 0.13
Diluted earnings per share (in dollars per share)	$ 0.38	$ 0.13
Antidilutive Securities [Abstract]
Total potentially dilutive shares excluded (in shares)	165	826
Share-based Payment Awards [Member]
Antidilutive Securities [Abstract]
Total potentially dilutive shares excluded (in shares)	165	826