EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 28, 2024	Apr. 30, 2023	Apr. 28, 2024	Apr. 30, 2023
Calculation of Basic and Diluted Earnings Per Share [Abstract]
Net income attributable to Photronics, Inc. shareholders	$ 36,251	$ 39,929	$ 62,431	$ 53,915
Effect of dilutive securities	0	0	0	0
Earnings used for diluted earnings per share	$ 36,251	$ 39,929	$ 62,431	$ 53,915
Weighted-average Common Shares Computations [Abstract]
Weighted-average common shares used for basic earnings per share (in shares)	61,771	61,138	61,613	61,016
Effect of Dilutive Securities [Abstract]
Share-based payment awards (in shares)	638	369	733	473
Potentially dilutive common shares (in shares)	638	369	733	473
Weighted-average common shares used for diluted earnings per share (in shares)	62,409	61,507	62,346	61,489
Basic earnings per share (in dollars per share)	$ 0.59	$ 0.65	$ 1.01	$ 0.88
Diluted earnings per share (in dollars per share)	$ 0.58	$ 0.65	$ 1	$ 0.88
Antidilutive Securities [Abstract]
Total potentially dilutive shares excluded (in shares)	0	267	121	535
Share-based Payment Awards [Member]
Antidilutive Securities [Abstract]
Total potentially dilutive shares excluded (in shares)	0	267	121	535