PDMCX JOINT VENTURE - Carrying Amounts of Assets and Liabilities (Details) - USD ($) $ in Thousands	Oct. 31, 2025	Oct. 31, 2024
Carrying Amount [Member]
PDMCX JOINT VENTURE [Abstract]
Current assets	$ 180,289	$ 174,059
Noncurrent assets	166,756	151,039
Total assets	347,045	325,098
Current liabilities	23,193	40,691
Noncurrent liabilities	2,970	3,320
Total liabilities	26,163	44,011
Net assets	320,882	281,087
Photronics Interest [Member]
PDMCX JOINT VENTURE [Abstract]
Current assets	90,163	87,047
Noncurrent assets	83,395	75,535
Total assets	173,558	162,582
Current liabilities	11,599	20,350
Noncurrent liabilities	1,485	1,660
Total liabilities	13,084	22,010
Net assets	$ 160,474	$ 140,572