PDMCX JOINT VENTURE, Carrying Amounts of Assets and Liabilities (Details) - USD ($) $ in Thousands	Feb. 02, 2020	Oct. 31, 2019
Carrying amounts of assets and liabilities [Abstract]
Current assets	$ 440,904	$ 427,527
Total assets	1,125,460	1,118,665
Current liabilities	157,654	151,954
Total liabilities	212,659	207,573
Carrying Amount [Member]
Carrying amounts of assets and liabilities [Abstract]
Current assets	23,638	24,142
Non-current assets	110,296	114,015
Total assets	133,934	138,157
Current liabilities	24,044	16,889
Non-current liabilities	36,716	42,094
Total liabilities	60,760	58,983
Net assets	73,174	79,174
Photronics Interest [Member]
Carrying amounts of assets and liabilities [Abstract]
Current assets	11,821	12,074
Non-current assets	55,159	57,019
Total assets	66,980	69,093
Current liabilities	12,024	8,446
Non-current liabilities	18,362	21,051
Total liabilities	30,386	29,497
Net assets	$ 36,594	$ 39,596