ACQUISITION OF DNP PHOTOMASK TECHNOLOGY TAIWAN CO., LTD., Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended											12 Months Ended
	Nov. 01, 2015	Aug. 02, 2015	May. 03, 2015	Feb. 01, 2015	[1]	Nov. 02, 2014	Aug. 03, 2014	May. 04, 2014	[2],[3]	Feb. 02, 2014	[4]	Nov. 01, 2015	[1]	Nov. 02, 2014		Nov. 03, 2013
Business Acquisition, Pro Forma Information [Abstract]
Revenues														$ 499,968		$ 514,265
Net income														23,969		34,922
Net income attributable to Photronics, Inc. shareholders	$ 18,622	$ 12,106	$ 10,060	$ 3,837		$ 4,277	$ 4,186	$ 15,540		$ 1,993		$ 44,625		$ 25,996	[3],[5]	$ 17,966
Diluted earnings per share (in dollars per share)														$ 0.19		$ 0.36
Pro Forma [Member]
Business Acquisition, Pro Forma Information [Abstract]
Net income attributable to Photronics, Inc. shareholders														$ 12,169		$ 21,902

[1] Includes expenses of $0.9 million of financing expenses related to the exchange of $57.5 million 3.25% convertible senior notes.

[2] Includes expenses of $2.0 million, net of tax, related to the acquisition of DPTT.

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

[4] Includes expenses of $0.5 million, net of tax, related to the acquisition of DPTT.

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