ACQUISITION OF DNP PHOTOMASK TECHNOLOGY TAIWAN CO., LTD., Pro Forma Information (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Aug. 03, 2014	Jul. 28, 2013	Aug. 03, 2014	Jul. 28, 2013
Business Acquisition, Pro Forma Information [Abstract]
Revenues		$ 131,872	$ 357,717	$ 384,253
Net income		9,770	17,270	27,240
Net income attributable to Photronics, Inc. shareholders	4,186	5,940	21,719	13,126
Diluted earnings per share (in dollars per share)		$ 0.11	$ 0.13	$ 0.28
Pro Forma [Member]
Business Acquisition, Pro Forma Information [Abstract]
Net income attributable to Photronics, Inc. shareholders		$ 6,604	$ 7,892	$ 17,272