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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Threshold period of accounts receivable aging as defined in the loan agreement to be considered as eligible accounts receivable.

No definition available.

Name:	pgny_DebtInstrumentThresholdPeriodOfAccountsReceivableAging
Namespace Prefix:	pgny_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Debt Instrument, Unrestricted Cash Balance to Determine Threshold for Interest Rate

No definition available.

Name:	pgny_DebtInstrumentUnrestrictedCashBalanceToDetermineThresholdForInterestRate
Namespace Prefix:	pgny_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Line of Credit Facility, Commitment Fee Installment Amount

No definition available.

Name:	pgny_LineOfCreditFacilityCommitmentFeeInstallmentAmount
Namespace Prefix:	pgny_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Line of Credit Facility, Commitment Fee Payment, Number of Installments

No definition available.

Name:	pgny_LineOfCreditFacilityCommitmentFeePaymentNumberOfInstallments
Namespace Prefix:	pgny_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Line Of Credit Facility, First Commitment Fee, Due Period

No definition available.

Name:	pgny_LineOfCreditFacilityFirstCommitmentFeeDuePeriod
Namespace Prefix:	pgny_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Contractual interest rate for funds borrowed, under the debt agreement.

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Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of the fee for available but unused credit capacity under the credit facility.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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Name:	us-gaap_LineOfCreditFacilityCommitmentFeeAmount
Namespace Prefix:	us-gaap_
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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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

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.

No definition available.