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v3.21.2

Commitments and Contingencies (Details Narrative) | 6 Months Ended
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Jun. 30, 2021
Mylan and Escrow Agent [Member] | Escrow Agreement [Member] |
Entity Listings [Line Items] |
[custom:AgreementTerminationDate] | Mar. 29, 2022

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- Definition Agreement termination date. + References No definition available. + Details
Name: | PRPH_AgreementTerminationDate
Namespace Prefix: | PRPH_
Data Type: | xbrli:dateItemType
Balance Type: | na
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: | dei_EntityListingsLineItems
Namespace Prefix: | dei_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=PRPH_MylanandEscrowAgentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=PRPH_EscrowAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |