Credit agreement termination date.

No definition available.

Name:	payc_CreditAgreementTerminationDate
Namespace Prefix:	payc_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Fixed charge coverage ratio.

+ References

No definition available.

+ Details

Name:	payc_FixedChargeCoverageRatio
Namespace Prefix:	payc_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Funded indebtedness to EBITDA Ratio

+ References

No definition available.

+ Details

Name:	payc_FundedIndebtednessToEBITDARatio
Namespace Prefix:	payc_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of credit facility maximum borrowing capacity subject to certain conditions.

+ References

No definition available.

+ Details

Name:	payc_LineOfCreditFacilityMaximumBorrowingCapacitySubjectToCertainConditions
Namespace Prefix:	payc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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

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

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of covenants that limit or prohibit certain actions or activities without the lender's prior consent within a specified period of time or until certain specified targets are achieved for example, reduction of the debt or an increase in net worth to a specified amount).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(e))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

+ Details

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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

+ Details

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

- Definition

Date the credit facility terminates, in YYYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the credit facility first became available, in YYYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInitiationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

+ Details

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

- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

+ Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=payc_SecuredRevolvingLineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=payc_FirstAmendmentToRevolvingCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_BridgeLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=payc_AdjustedLondonInterbankOfferedRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=payc_TwoThousandAndTwentyTwoRevolvingCreditAgreementMember
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:	us-gaap_DebtInstrumentAxis=payc_SeniorSecuredTermCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LoansPayableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Long-Term Debt, Net - Additional Information (Detail)		3 Months Ended
Long-Term Debt, Net - Additional Information (Detail)	May 04, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		1.00%
2018 Revolving Credit Agreement [Member]
Debt Instrument [Line Items]
Line of credit facility agreement date		Feb. 12, 2018
Debt instrument, restrictive covenants		maintain a fixed charge coverage ratio of not less than 1.25 to 1.0 and a funded indebtedness to EBITDA ratio of not greater than 2.0 to 1.0
Line of credit facility, maximum borrowing capacity		$ 50,000,000.0
Line of credit facility maximum borrowing capacity subject to certain conditions		$ 100,000,000.0
Line of credit facility, maturity date		Feb. 12, 2020
Line of credit facility, borrowings outstanding		$ 0
2018 Revolving Credit Agreement [Member] \| First Amendment to the Revolving Credit Agreement [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		75,000,000.0
Line of credit facility maximum borrowing capacity subject to certain conditions		$ 125,000,000.0
Line of credit facility, maturity date		Apr. 15, 2022
2018 Revolving Credit Agreement [Member] \| Swingline Loans [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 5,000,000.0
2018 Revolving Credit Agreement [Member] \| Letters of Credit [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 2,500,000
2018 Revolving Credit Agreement [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Fixed charge coverage ratio required by covenants		1.25
2018 Revolving Credit Agreement [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Funded indebtedness to EBITDA ratio required by covenants		2.0
2018 Revolving Credit Agreement [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		1.00%
2018 Revolving Credit Agreement [Member] \| Adjusted London Interbank Offered Rate LIBOR [Member]
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		1.50%
2022 Revolving Credit Agreement [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 250,000,000.0
Line of credit facility, maturity date	May 04, 2027
Line of credit facility, borrowings outstanding	$ 29,000,000.0
2022 Revolving Credit Agreement [Member] \| Swingline Loans [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	25,000,000.0
2022 Revolving Credit Agreement [Member] \| Letters of Credit [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 2,500,000
2022 Revolving Credit Agreement [Member] \| Minimum [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Fixed charge coverage ratio required by covenants	1.25
Term Credit Agreement [Member]
Debt Instrument [Line Items]
Line of credit facility agreement date		Dec. 07, 2017
Debt instrument, restrictive covenants		maintain a fixed charge coverage ratio of not less than 1.25 to 1.0 and a funded indebtedness to EBITDA ratio of not greater than 2.0 to 1.0.
Agreement termination date		May 04, 2022
Term Credit Agreement [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Fixed charge coverage ratio required by covenants		1.25
Term Credit Agreement [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Funded indebtedness to EBITDA ratio required by covenants		2.0
Term Credit Agreement [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument maturity date		Sep. 07, 2025
Term Credit Agreement [Member] \| Term Loan [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		1.00%
Term Credit Agreement [Member] \| Term Loan [Member] \| Adjusted London Interbank Offered Rate LIBOR [Member]
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		1.50%
Term Credit Agreement [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Unamortized debt issuance cost		$ 100,000	$ 100,000