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v3.25.1

Segment Information - Summary of Depreciation and Amortization (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Segment Reporting Information [Line Items] |  |
Total depreciation and amortization | $ 5,560 | $ 5,792
PLP-USA |  |
Segment Reporting Information [Line Items] |  |
Total depreciation and amortization | 3,099 | 2,785
The Americas |  |
Segment Reporting Information [Line Items] |  |
Total depreciation and amortization | 805 | 1,371
EMEA |  |
Segment Reporting Information [Line Items] |  |
Total depreciation and amortization | 905 | 875
Asia-Pacific |  |
Segment Reporting Information [Line Items] |  |
Total depreciation and amortization | $ 751 | $ 761

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- Definition Deprecation, Depletion And Amortization, Including Foreign Exchange + References No definition available. + Details
Name: | plpc_DeprecationDepletionAndAmortizationIncludingForeignExchange
Namespace Prefix: | plpc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=plpc_PlpUsaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=plpc_AmericasSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=plpc_EMEASegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=plpc_AsiaPacificSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |