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Leases - Summary (Details) | 12 Months Ended
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Dec. 31, 2022 USD ($) lease | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Leases |  |  |
Number of operating leases | lease | 3 |  |
Annual base rent | $ 101,000 |  |
Operating Expenses. |  |  |
Leases |  |  |
Rent expense | $ 329,673 | $ 342,550 | $ 327,205

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- Definition The amount of base rent due annually. + References No definition available. + Details
Name: | apre_LesseeOperatingLeaseAnnualBaseRent
Namespace Prefix: | apre_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The number of operating leases held by the Company. + References No definition available. + Details
Name: | apre_LesseeOperatingLeaseNumberOfOperatingLeases
Namespace Prefix: | apre_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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

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- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918638-209977 + Details
Name: | us-gaap_OperatingLeaseExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_OperatingExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |