XML 75 R62.htm IDEA: XBRL DOCUMENT
v3.22.4

Credit Agreement - Schedule of Credit Agreement (Detail) - Credit Agreement [Member] - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Credit Agreement: |  |  |
Credit facility remaining availability |  | $ 124,113 | $ 124,082
Outstanding letters of credit |  | 887 | 918
Availability of additional letters of credit | [1] | $ 124,113 | $ 124,082
Line of credit facility, interest rate |  | 0.00% | 0.00%
Commitment fee rate |  | 0.30% | 0.30%
Letter of credit fee rate | [2] | 6.50% | 3.00%
[1] | The letters of credit availability under the credit agreement with Wintrust is up to the borrowing limit of $125.0 million.
[2] | The letter of credit fee rate is based on prime minus 1.0%, subject to a minimum rate of 3.0%. The prime rate as of December 31, 2022 was 7.50%, which would yield a 6.5 0% fee rate, which is reflected in the table above.

X
- Definition Credit agreements. + References No definition available. + Details
Name: | prdo_CreditAgreementsAbstract
Namespace Prefix: | prdo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility availability for additional letters of credit. + References No definition available. + Details
Name: | prdo_LineOfCreditFacilityAvailabilityForAdditionalLettersOfCredit
Namespace Prefix: | prdo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line of credit facility percentage of letter of credit fee rate. + References No definition available. + Details
Name: | prdo_LineOfCreditFacilityPercentageOfLetterOfCreditFeeRate
Namespace Prefix: | prdo_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The effective interest rate during the reporting period. + 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 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityInterestRateDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + 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 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=prdo_CreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |