Operating Lease, Base Rent Per Annum

No definition available.

Name:	pgny_OperatingLeaseBaseRentPerAnnum
Namespace Prefix:	pgny_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

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

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-4

+ Details

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

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 5
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (g)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-4

+ Details

Name:	us-gaap_OperatingLeasePayments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	pgny_LeaseDescriptionAxis=pgny_September2019SubleaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	pgny_LeaseDescriptionAxis=pgny_Februray2023LeaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	pgny_LeaseDescriptionAxis=pgny_March2025LeaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=pgny_ThroughFifthLeaseYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=pgny_AfterFifthLeaseYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Leases - Narrative (Details) $ in Thousands	3 Months Ended
Leases - Narrative (Details) $ in Thousands	Mar. 31, 2025 USD ($) ft²	Mar. 31, 2024 USD ($)	Jun. 30, 2029 USD ($) ft²	Dec. 31, 2024 USD ($)	Feb. 28, 2023 USD ($) ft²	Sep. 30, 2019 USD ($) ft²
Lessee, Operating Lease, Description [Abstract]
Operating lease right-of-use assets	$ 26,949			$ 17,251
Present value of lease liabilities	28,896
Lease expense	800	$ 600
Cash outflows from operating activities attributable to operating leases	$ 800	$ 300
September 2019 Sublease Agreement
Lessee, Operating Lease, Description [Abstract]
Leased area (in square feet) \| ft²						25,212
Februray 2023 Lease Agreement
Lessee, Operating Lease, Description [Abstract]
Leased area (in square feet) \| ft²					24,099
March 2025 Lease Agreement
Lessee, Operating Lease, Description [Abstract]
Leased area (in square feet) \| ft²	21,262
Operating lease right-of-use assets	$ 10,100
Present value of lease liabilities	10,000
Forecast
Lessee, Operating Lease, Description [Abstract]
Leased area (in square feet) \| ft²			25,212
Operating lease, base rent per annum			$ 1,600
Through fifth lease year \| September 2019 Sublease Agreement
Lessee, Operating Lease, Description [Abstract]
Operating lease, base rent per annum						$ 1,300
Through fifth lease year \| Februray 2023 Lease Agreement
Lessee, Operating Lease, Description [Abstract]
Operating lease, base rent per annum					$ 1,400
Through fifth lease year \| March 2025 Lease Agreement
Lessee, Operating Lease, Description [Abstract]
Operating lease, base rent per annum	1,300
After fifth lease year \| September 2019 Sublease Agreement
Lessee, Operating Lease, Description [Abstract]
Operating lease, base rent per annum						$ 1,400
After fifth lease year \| Februray 2023 Lease Agreement
Lessee, Operating Lease, Description [Abstract]
Operating lease, base rent per annum					$ 1,500
After fifth lease year \| March 2025 Lease Agreement
Lessee, Operating Lease, Description [Abstract]
Operating lease, base rent per annum	$ 1,400