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PDMCX JOINT VENTURE, VIE (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jan. 31, 2018 | May 04, 2025 | Apr. 28, 2024 | May 04, 2025 | Apr. 28, 2024
Photronics and DNP [Member] |  |  |  |  |
Variable Interest Entity [Abstract] |  |  |  |  |
Period before put or purchase option can be exercised |  |  |  | 6 months |
Number of business days for obtaining required approvals and clearance for exiting party |  |  |  | 3 days |
Net Income from Operations [Abstract] |  |  |  |  |
Net income from PDMCX |  | $ 7,557 | $ 5,464 | $ 10,925 | $ 11,928
Photronics and DNP [Member] | Minimum [Member] |  |  |  |  |
Variable Interest Entity [Abstract] |  |  |  |  |
Ownership percentage |  |  |  | 20.00% |
Photronics Interest [Member] |  |  |  |  |
Variable Interest Entity [Abstract] |  |  |  |  |
Ownership percentage |  |  |  | 50.01% |
DNP [Member] |  |  |  |  |
Variable Interest Entity [Abstract] |  |  |  |  |
Ownership percentage | 49.99% |  |  |  |

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- Definition Refers to minimum number of business days for obtaining required approvals and clearance for exiting party from the agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | plab_NumberOfBusinessDaysForObtainingRequiredApprovalsAndClearanceForExitingParty
Namespace Prefix: | plab_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of consecutive months an investor's ownership can be below 20% before an option to put or purchase the investor's ownership interest may be exercised, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | plab_NumberOfConsecutiveMonthsOwnershipInterestMayFallBelowTwentyPercentForPutOrPurchaseOptionsToBeExercised
Namespace Prefix: | plab_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | plab_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of income (loss) from operations derived by the reporting entity during the period from the Variable Interest Entity (VIE). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481203/810-10-50-6 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
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- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481203/810-10-50-5A + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_ConsolidatedEntitiesAxis=plab_PhotronicsAndDNPMember
Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
Name: | srt_RangeAxis=srt_MinimumMember
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- Details
Name: | srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix: |
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- Details
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Namespace Prefix: |
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