XML 81 R70.htm IDEA: XBRL DOCUMENT v3.21.2

Related Party Transactions - Additional Information (Detail) - $ / shares	Jul. 01, 2021	Jun. 15, 2021	Jun. 09, 2021	Mar. 15, 2021	Mar. 10, 2021	Feb. 03, 2021	Jan. 04, 2021
Retired Officer [Member]
Related Party Transaction [Line Items]
Purchase of shares	7,070						1,160
Shares price per share	$ 76.87						$ 66.01
Number of trading days to be considered for average price of stock repurchased	30 days						30 days
Current Officers and Retired Officer [Member]
Related Party Transaction [Line Items]
Purchase of shares						29,676
Shares price per share						$ 69.19
Number of trading days to be considered for average price of stock repurchased						30 days
Officer [Member]
Related Party Transaction [Line Items]
Purchase of shares		10,000			19,497
Shares price per share		$ 75.87			$ 71.10
Number of trading days to be considered for average price of stock repurchased		30 days			30 days
Employee [Member]
Related Party Transaction [Line Items]
Purchase of shares			1,500	2,257
Shares price per share			$ 74.09	$ 71.91
Number of trading days to be considered for average price of stock repurchased			30 days	30 days

X

- Definition

Number of trading days to be considered for average price of stock repurchased.

+ References

No definition available.

+ Details

Name:	plpc_PeriodToBeConsideredForAveragePriceOfStockRepurchased
Namespace Prefix:	plpc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Stock repurchased during period price per share.

+ References

No definition available.

+ Details

Name:	plpc_StockRepurchasedDuringPeriodPricePerShare
Namespace Prefix:	plpc_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

X

- 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_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_TreasuryStockSharesAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=plpc_RetiredOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=plpc_CurrentOfficersAndRetiredOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=srt_OfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=plpc_EmployeeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: