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SUBSIDIARY SHARE REPURCHASE AND TENDER OFFER (Details) (USD $) In Thousands, except Share data in Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  | 3 Months Ended | 6 Months Ended
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May 04, 2014 | Apr. 28, 2013 | May 04, 2014 | Apr. 28, 2013 | May 04, 2014 Additional Paid-in Capital [Member] | Apr. 28, 2013 Additional Paid-in Capital [Member] | May 04, 2014 Additional Paid-in Capital [Member] | Apr. 28, 2013 Additional Paid-in Capital [Member] | May 04, 2014 Accumulated Other Comprehensive Income [Member] | Apr. 28, 2013 Accumulated Other Comprehensive Income [Member] | May 04, 2014 Accumulated Other Comprehensive Income [Member] | Apr. 28, 2013 Accumulated Other Comprehensive Income [Member] | Feb. 02, 2014 PSMC [Member] | Jan. 27, 2013 PSMC [Member] | Apr. 28, 2013 PSMC [Member] | Nov. 03, 2013 PSMC [Member] | Oct. 28, 2012 PSMC [Member] | May 04, 2014 PDMC [Member] | May 04, 2014 PDMC [Member]
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary shares acquired (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 3.0 | 9.2 | 9.2 | 51.4 |  |  |
Payment to minority shareholders |  |  | $ 0 | $ 4,190 |  |  |  |  |  |  |  |  | $ 1,700 | $ 4,200 |  | $ 28,100 |  |  |
Ownership percentage in subsidiary (in hundredths) | 50.01% |  | 50.01% |  |  |  |  |  |  |  |  |  | 100.00% | 75.11% |  | 98.63% | 72.09% |  |
Common stock issued by subsidiary (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 112.9 | 112.9
Effect of the change in the entity's ownership interest in PSMC [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Photronics, Inc. shareholders | 15,540 | 4,863 | 17,533 | 7,187 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in Photronics, Inc.'s additional paid-in capital and accumulated other comprehensive income |  |  |  | (27) | (6,218) | 0 | (6,182) | 579 | 411 | 0 | 399 | (27) |  |  |  |  |  |  |
Change from net income attributable to Photronics, Inc. shareholders due to issuance of shares of PDMC and transfers to and from noncontrolling interest | $ 9,733 | $ 4,863 | $ 11,750 | $ 7,739 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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