EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 09, 2021	May 02, 2021	May 03, 2020	May 02, 2021	May 03, 2020
Calculation of basic and diluted earnings per share [Abstract]
Net income attributable to Photronics, Inc. shareholders		$ 10,526	$ 6,284	$ 18,562	$ 16,584
Effect of dilutive securities		0	0	0	0
Earnings used for diluted earnings per share		$ 10,526	$ 6,284	$ 18,562	$ 16,584
Weighted-average common shares computations [Abstract]
Weighted-average common shares used for basic earnings per share (in shares)		62,054	64,937	62,265	65,246
Effect of dilutive securities [Abstract]
Share-based payment awards (in shares)		514	480	521	687
Potentially dilutive common shares (in shares)		514	480	521	687
Weighted-average common shares used for diluted earnings per share (in shares)		62,568	65,417	62,786	65,933
Basic earnings per share (in dollars per share)		$ 0.17	$ 0.10	$ 0.30	$ 0.25
Diluted earnings per share (in dollars per share)		$ 0.17	$ 0.10	$ 0.30	$ 0.25
Antidilutive Securities [Abstract]
Total potentially dilutive shares excluded (in shares)		293	1,009	559	591
Subsequent Event [Member]
Antidilutive Securities [Abstract]
Repurchased common stock (in shares)	700
Share-based Payment Awards [Member]
Antidilutive Securities [Abstract]
Total potentially dilutive shares excluded (in shares)		293	1,009	559	591