The amount of line of credit pursued as additional collateral in reinsurance arrangement.

No definition available.

Name:	prch_ReinsuranceCollateralLineOfCreditFacility
Namespace Prefix:	prch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of reinsurance collateral received from a trust.

+ References

No definition available.

+ Details

Name:	prch_ReinsuranceCollateralReceivedFromTrust
Namespace Prefix:	prch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Maximum coverage per event.

+ References

No definition available.

+ Details

Name:	prch_ReinsuranceCoverageLimit
Namespace Prefix:	prch_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of reinsurance recoverable after offsetting deferred revenue and other liabilities.

+ References

No definition available.

+ Details

Name:	prch_ReinsuranceRecoverablesNet
Namespace Prefix:	prch_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

he amount of supplemental reinsurance coverage.

+ References

No definition available.

+ Details

Name:	prch_SupplementalReinsuranceCoverage
Namespace Prefix:	prch_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of the write-down or write-off of a receivable from a reinsurer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

+ Details

Name:	us-gaap_ReinsuranceLossOnUncollectibleAccountsInPeriodAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483399/855-10-50-2

+ Details

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

- Details

Name:	dei_LegalEntityAxis=prch_HomeownersOfAmericaInsuranceCompanyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CededCreditRiskAxis=prch_VesttooMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
Subsequent Events (Details) - USD ($) $ in Thousands	Jul. 01, 2023	Sep. 30, 2023	Jun. 30, 2023	Jun. 30, 2023
Subsequent Events
Loss on reinsurance contract			$ 48,244	$ 48,244
Homeowners of America Insurance Company \| Vesttoo
Subsequent Events
Reinsurance, net asset due			$ 95,800	$ 95,800
Subsequent Events \| Homeowners of America Insurance Company \| Vesttoo
Subsequent Events
Reinsurance, collateral received from trust	$ 47,600
Loss on reinsurance contract	48,200
Reinsurance, collateral, line of credit facility	300,000
Supplemental reinsurance coverage	$ 42,000
Subsequent Events \| Homeowners of America Insurance Company \| Vesttoo \| Maximum
Subsequent Events
Reinsurance coverage limit		$ 175,000