Represents the cash in excess of certain limit is subject to adjustment as provided in the Merger Agreement

No definition available.

Name:	ptpi_CashInExcessOfCertainLimitSubjectToAdjustmentAsProvidedInMergerAgreement
Namespace Prefix:	ptpi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

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Namespace Prefix:	ptpi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Face amount or stated value per share of common stock.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

+ References

Reference 1: 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(28))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	srt_OwnershipAxis=ptpi_MetuchenSecurityholdersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Nature of Operations, Basis of Presentation, and Liquidity (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021	Dec. 07, 2020
Nature of Operations, Basis of Presentation, and Liquidity
Cash in excess of certain limit, subject to adjustment as provided in the merger agreement			$ 20,000,000
Common stock, par value	$ 0.0001	$ 0.0001	$ 0.0001
Preferred stock, par value			$ 0.001
Metuchen Securityholders
Nature of Operations, Basis of Presentation, and Liquidity
Percentage of equity securities held	51.00%