XML 15 R2.htm IDEA: XBRL DOCUMENT
v3.23.1

Pay vs Performance Disclosure | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Pay vs Performance Disclosure [Table] |  |  |
Pay vs Performance [Table Text Block] |
Pay versus Performance
The following table summarizes compensation paid to our Chief Executive Officer, who is also our principal executive officer (“PEO”) as set forth in our Summary Compensation Table, compensation actually paid to our PEO, average compensation paid to our Non-PEO NEOs as set forth in our Summary Compensation Table, and average compensation actually paid to our Non-PEO NEOs, each as calculated in accordance with SEC rules, and certain Company and peer group performance measures for the periods indicated:
|  |  |  |  |  |  |  |  |  |  |  |  | Value of Initial Fixed $100 Investment Based On: |  |  |  |  |  |
Year | Summary Compensation Table Total for PEO (1) | Compensation Actually Paid to PEO (2) | Average Summary Compensation Table Total for Non-PEO NEOs (3) | Average Compensation Actually Paid to Non- PEO NEOs (2) | Total Shareholder Return (4) | Peer Group Total Shareholder Return (4) | Net Income (in thousands) | Return on Shareholders' Equity (5)
2022 |  | 4,587,518 |  |  | 6,311,917 |  |  | 1,311,075 |  |  | 1,662,554 |  |  | $143.07 |  |  | $126.27 |  |  | 54,395 |  |  | 21.0% |
2021 |  | 4,760,218 |  |  | 4,371,177 |  |  | 1,278,358 |  |  | 1,206,905 |  |  | $110.12 |  |  | $143.94 |  |  | 35,729 |  |  | 16.9% |
2020 |  | 5,155,604 |  |  | 5,382,937 |  |  | 1,003,522 |  |  | 975,760 |  |  | $115.12 |  |  | $131.59 |  |  | 29,803 |  |  | 14.6% |
(1) | Robert Ruhlman was the PEO for all three years (2020-2022).
(2) | The dollar amounts shown in these columns reflect “compensation actually paid” calculated in accordance with SEC rules. The charts below detail the additions and deductions to Compensation Actually Paid calculation. The dollar amounts do not reflect the actual amount of compensation earned by or paid to the PEO or other NEOs during the applicable years.
(3) | The non-PEO NEOs are comprised of: 2022 and 2021– J. Ryan Ruhlman, Dennis F. McKenna, William H. Haag III and Andrew S. Klaus; 2020 – David Sunkle, Dennis F. McKenna, William H. Haag III, Michael Weisbarth and Andrew S. Klaus.
(4) | These columns assume a $100 investment was made in our common shares and in the stock of our Peer Group (defined herein) on the last day of our fiscal year before the earliest reported period and all dividends were reinvested. The “Peer Group” is made up of the companies in the Hemscott Industry Group 627 (Industrial Electrical Equipment), which is the peer group used for the Performance Graph in our Annual Report on Form 10-K for the fiscal year ended December 31, 2022.
(5) | Return on shareholders’ equity is the financial performance measure, which, in the Company’s assessment, represents for 2022 the most important performance measure used to link compensation actually paid to our PEOs and non-PEO NEOs to the Company’s performance.
Company Selected Measure Name | Return on shareholders’ equity |  |
Named Executive Officers, Footnote [Text Block] |
(1) | Robert Ruhlman was the PEO for all three years (2020-2022).
PEO Total Compensation Amount | $ 4,587,518 | $ 4,760,218 | $ 5,155,604
PEO Actually Paid Compensation Amount | $ 6,311,917 | 4,371,177 | 5,382,937
Adjustment To PEO Compensation, Footnote [Text Block] |
(2) | The dollar amounts shown in these columns reflect “compensation actually paid” calculated in accordance with SEC rules. The charts below detail the additions and deductions to Compensation Actually Paid calculation. The dollar amounts do not reflect the actual amount of compensation earned by or paid to the PEO or other NEOs during the applicable years.
The following tables set forth the adjustments made to the total compensation information included in the Summary Compensation Table (“SCT”) for the PEO and non-PEO NEOs, as an average, for purposes of providing the “Compensation Actually Paid to PEO” and “Average Compensation Actually Paid to Non-PEO NEOs” in the table above. PEO – Adjustments for Compensation Actually Paid (CAP) to PEO
PEO Summary Compensation Total (SCT) to CAP Adjustments | 2022 | 2021 | 2020
Deduction for Amounts Reported under the “Stock Awards” Column of the SCT |  | (1,889,622) |  |  | (1,920,858) |  |  | (2,433,539) |
Addition of Fair Value of Awards Granted During Year that Remain Unvested as of Year-End (1) |  | 2,660,782 |  |  | 1,729,949 |  |  | 2,254,961 |
Addition/Deduction of Change in Fair Value from Prior Year-End to Current Year-End of Awards Granted Prior to Year that were Outstanding and Unvested as of Year-End (1) |  | 1,109,563 |  |  | (238,088) |  |  | 495,213 |
Addition/Deduction of Change in Fair Value from Prior Year-End to Vesting Date of Awards Granted Prior to Year that Vested During Year (1) |  | (156,324) |  |  | 39,956 |  |  | (89,302) |
Total Adjustments |  | 1,724,399 |  |  | (389,041) |  |  | 227,333 |
Non-PEO NEO Average Total Compensation Amount | $ 1,311,075 | 1,278,358 | 1,003,522
Non-PEO NEO Average Compensation Actually Paid Amount | $ 1,662,554 | 1,206,905 | 975,760
Adjustment to Non-PEO NEO Compensation Footnote [Text Block] |
(3) | The non-PEO NEOs are comprised of: 2022 and 2021– J. Ryan Ruhlman, Dennis F. McKenna, William H. Haag III and Andrew S. Klaus; 2020 – David Sunkle, Dennis F. McKenna, William H. Haag III, Michael Weisbarth and Andrew S. Klaus.
Average Non-PEO NEOs – Adjustments for CAP to Non-PEO NEOs
Non-PEO NEOs Summary Compensation Total to CAP Adjustments | 2022 | 2021 | 2020
Deduction for Amounts Reported under the “Stock Awards” Column of the SCT |  | (408,213) |  |  | (394,581) |  |  | (302,531) |
Addition of Average Fair Value of Awards Granted During Year that Remain Unvested as of Year-End (1) |  | 574,805 |  |  | 355,365 |  |  | 338,106 |
Addition/Deduction of Average Change in Fair Value from Prior Year-End to Current Year-End of Awards Granted Prior to Year that were Outstanding and Unvested as of Year-End (1) |  | 185,535 |  |  | (33,695) |  |  | 54,133 |
Addition/Deduction of Average Change in Fair Value from Prior Year-End to Vesting Date of Awards Granted Prior to Year that Vested During Year (1) |  | (648) |  |  | 1,458 |  |  | (2,725) |
Deduction of Average Fair Value as of Prior Year-End for Prior Year Awards Forfeited During theYear (1) |  | — |  |  | — |  |  | (114,745) |
Total Adjustments |  | 351,479 |  |  | (71,453) |  |  | (27,762) |
(1) | The fair value of equity component of the CAP calculation was determined in accordance with Item 402(v) of Regulation S-K.
Compensation Actually Paid vs. Total Shareholder Return [Text Block] |  |  |
Compensation Actually Paid vs. Net Income [Text Block] |  |  |
Compensation Actually Paid vs. Company Selected Measure [Text Block] |  |  |
Total Shareholder Return Vs Peer Group [Text Block] |
(4) | These columns assume a $100 investment was made in our common shares and in the stock of our Peer Group (defined herein) on the last day of our fiscal year before the earliest reported period and all dividends were reinvested. The “Peer Group” is made up of the companies in the Hemscott Industry Group 627 (Industrial Electrical Equipment), which is the peer group used for the Performance Graph in our Annual Report on Form 10-K for the fiscal year ended December 31, 2022.
Tabular List [Table Text Block] | The Company views the following financial performance measures as the most important to link Compensation Actually Paid to the PEO and NEOs for fiscal 2022 to Company performance:
| • | Sales
| • | Pre-tax income
| • | Return on shareholders’ equity
Total Shareholder Return Amount | $ 143.07 | 110.12 | 115.12
Peer Group Total Shareholder Return Amount | 126.27 | 143.94 | 131.59
Net Income (Loss) | $ 54,395,000 | $ 35,729,000 | $ 29,803,000
Company Selected Measure Amount | 0.0210 | 0.0169 | 0.0146
PEO Name | Robert Ruhlman | Robert Ruhlman | Robert Ruhlman
Additional 402(v) Disclosure [Text Block] |
(1) | The fair value of equity component of the CAP calculation was determined in accordance with Item 402(v) of Regulation S-K.
Non-Peo Name | J. Ryan Ruhlman, Dennis F. McKenna, William H. Haag III and Andrew S. Klaus | J. Ryan Ruhlman, Dennis F. McKenna, William H. Haag III and Andrew S. Klaus | David Sunkle, Dennis F. McKenna, William H. Haag III, Michael Weisbarth and Andrew S. Klaus
Measure [Axis]: 1 |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Measure Name | • Sales |  |
Non-GAAP Measure Description [Text Block] | Return on shareholders’ equity is the financial performance measure, which, in the Company’s assessment, represents for 2022 the most important performance measure used to link compensation actually paid to our PEOs and non-PEO NEOs to the Company’s performance. |  |
Measure [Axis]: 2 |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Measure Name | • Pre-tax income |  |
Measure [Axis]: 3 |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Measure Name | • Return on shareholders’ equity |  |
PEO [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | $ 1,724,399 | $ (389,041) | $ 227,333
PEO [Member] | Deduction for Amounts Reported under the “Stock Awards” Column of the SCT |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | (1,889,622) | (1,920,858) | (2,433,539)
PEO [Member] | Addition of Fair Value of Awards Granted During Year that Remain Unvested as of Year-End |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 2,660,782 | 1,729,949 | 2,254,961
PEO [Member] | Addition/Deduction of Change in Fair Value from Prior Year-End to Current Year-End of Awards Granted Prior to Year that were Outstanding and Unvested as of Year-End |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 1,109,563 | (238,088) | 495,213
PEO [Member] | Addition/Deduction of Change in Fair Value from Prior Year-End to Vesting Date of Awards Granted Prior to Year that Vested During Year |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | (156,324) | 39,956 | (89,302)
Non-PEO NEO [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 351,479 | (71,453) | (27,762)
Non-PEO NEO [Member] | Deduction for Amounts Reported under the “Stock Awards” Column of the SCT |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | (408,213) | (394,581) | (302,531)
Non-PEO NEO [Member] | Addition Of Average Fair Value Of Awards Granted During Year That Remain Unvested As Of Year End |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 574,805 | 355,365 | 338,106
Non-PEO NEO [Member] | Addition/Deduction of Average Change in Fair Value from Prior Year-End to Current Year-End of Awards Granted Prior to Year that were Outstanding and Unvested as of Year-End |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 185,535 | (33,695) | 54,133
Non-PEO NEO [Member] | Addition/Deduction of Average Change in Fair Value from Prior Year-End to Vesting Date of Awards Granted Prior to Year that Vested During Year |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | $ (648) | $ 1,458 | (2,725)
Non-PEO NEO [Member] | Deduction of Average Fair Value as of Prior Year-End for Prior Year Awards Forfeited During the Year |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount |  |  | $ (114,745)

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v + Details
Name: | ecd_Additional402vDisclosureTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_AdjToCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_AdjToNonPeoNeoCompFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_AdjToPeoCompFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_CoSelectedMeasureAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_CoSelectedMeasureName
Namespace Prefix: | ecd_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph iii + Details
Name: | ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph ii + Details
Name: | ecd_CompActuallyPaidVsNetIncomeTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph i + Details
Name: | ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_MeasureName
Namespace Prefix: | ecd_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_NamedExecutiveOfficersFnTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph vi + Details
Name: | ecd_NonGaapMeasureDescriptionTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iii + Details
Name: | ecd_NonPeoNeoAvgCompActuallyPaidAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph ii + Details
Name: | ecd_NonPeoNeoAvgTotalCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iv + Details
Name: | ecd_PeerGroupTotalShareholderRtnAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iii + Details
Name: | ecd_PeoActuallyPaidCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 3 + Details
Name: | ecd_PeoName
Namespace Prefix: | ecd_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph ii + Details
Name: | ecd_PeoTotalCompAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 1 + Details
Name: | ecd_PvpTable
Namespace Prefix: | ecd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 1 + Details
Name: | ecd_PvpTableTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 6 + Details
Name: | ecd_TabularListTableTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 2 -Subparagraph iv + Details
Name: | ecd_TotalShareholderRtnAmt
Namespace Prefix: | ecd_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K -Number 229 -Section 402 -Subsection v -Paragraph 5 -Subparagraph iv + Details
Name: | ecd_TotalShareholderRtnVsPeerGroupTextBlock
Namespace Prefix: | ecd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Non-Peo Name. + References No definition available. + Details
Name: | plpc_NonPeoName
Namespace Prefix: | plpc_
Data Type: | xbrli:normalizedStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(22)) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22595-107794 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(18)) -URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 40 -Section 65 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(5)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(20)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(iv)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(iii)(A)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(i)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(i)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794 Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(iv)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756 Reference 17: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(4)(ii)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756 Reference 18: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612 Reference 19: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22583-107794 Reference 20: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 21: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 60B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126958026&loc=SL5780133-109256 Reference 22: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 Reference 23: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794 Reference 24: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580 Reference 25: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8924-108599 Reference 26: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 11 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794 Reference 27: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 11 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794 Reference 28: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760 Reference 29: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669625-108580 Reference 30: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 31: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1A -Subparagraph (SX 210.13-01(a)(5)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756 Reference 32: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(iii)(B)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756 Reference 33: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section S99 -Paragraph 1B -Subparagraph (SX 210.13-02(a)(4)(iii)(A)) -URI https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756 Reference 34: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 Reference 35: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ecd_MeasureAxis=1
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_MeasureAxis=2
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_MeasureAxis=3
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_ExecutiveCategoryAxis=ecd_PeoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_DeductionForAmountReportedUnderStockAwardsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_AdditionOfFairValueOfAwardsGrantedDuringYearThatRemainUnvestedAsOfYearEndMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_AdditionDeductionOfChangeInFairValueFromPriorYearEndToCurrentYearEndOfAwardsGrantedPriorToYearOutstandingAndUnvestedAsOfYearEndMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_AdditionDeductionOfChangeInFairValueFromPriorYearEndToVestingDateOfAwardsGrantedPriorToYearThatVestedDuringYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_ExecutiveCategoryAxis=ecd_NonPeoNeoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_AdditionOfAverageFairValueOfAwardsGrantedDuringYearThatRemainUnvestedAsOfYearEndMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_AdditionDeductionOfAverageChangeInFairValueFromPriorYearEndToCurrentYearEndOfAwardsGrantedPriorToYearThatWereOutstandingAndUnvestedAsOfYearEndMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_AdditionDeductionOfAverageChangeInFairValueFromPriorYearEndToVestingDateOfAwardsGrantedPriorToYearThatVestedDuringYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ecd_AdjToCompAxis=plpc_DeductionOfAverageFairValueAsOfPriorYearEndForPriorYearAwardsForfeitedDuringYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |