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Subsequent Event - Additional Information (Detail) - USD ($) $ in Thousands |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 01, 2022 | Jun. 30, 2022 | Jun. 30, 2022
Subsequent Event [Line Items] |  |  |
Initial cash purchase price, net of cash received |  | $ 7,000 |
California Southern University [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Unaudited revenues |  |  | $ 17,800
California Southern University [Member] | Subsequent Event [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Initial cash purchase price, net of cash received | $ 40,000 |  |

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- Definition The amount of unaudited revenue earned by an acquisition for the trailing twelve months prior to the acquisition date. + References No definition available. + Details
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Namespace Prefix: | prdo_
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Period Type: | duration

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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 + Details
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- 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 No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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Namespace Prefix: |
Data Type: | na
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