Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Nov. 02, 2014		Nov. 03, 2013		Oct. 28, 2012
Consolidated Statements of Income [Abstract]
Net sales	$ 455,527		$ 422,180		$ 450,439
Cost and expenses:
Cost of sales	(355,181)		(322,540)		(338,519)
Selling, general and administrative	(49,638)		(48,213)		(46,706)
Research and development	(21,913)		(20,758)		(19,371)
Consolidation, restructuring and related charges	0		0		(1,428)
Operating income	28,795		30,669		44,415
Other income (expense):
Gain on acquisition	16,372		0		0
Interest expense	(7,247)		(7,756)		(7,488)
Interest and other income (expense), net	3,410		3,892		3,721
Income before income tax provision	41,330		26,805		40,648
Income tax provision	(9,295)		(7,229)		(10,793)
Net income	32,035	[1],[2]	19,576	[3]	29,855
Net income attributable to noncontrolling interests	(6,039)		(1,610)		(1,987)
Net income attributable to Photronics, Inc. shareholders	$ 25,996	[1],[2]	$ 17,966	[3]	$ 27,868
Earnings per share:
Basic (in dollars per share)	$ 0.42	[1],[2]	$ 0.30	[3]	$ 0.46
Diluted (in dollars per share)	$ 0.41	[1],[2]	$ 0.29	[3]	$ 0.44
Weighted-average number of common shares outstanding:
Basic (in shares)	61,779		60,644		60,055
Diluted (in shares)	66,679		61,599		76,464

[1] Includes non-cash gain of $16.4 million, net of tax, related to the acquisition of DPTT.

[2] Includes expenses of $2.5 million, net of tax, related to the acquisition of DPTT.

[3] Includes expenses of $0.8 million, net of tax, related to the subsequent acquisition of DPTT.