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Condensed Consolidated Statements of Stockholders’ Equity (Unaudited) (Parentheticals) | 3 Months Ended
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Mar. 31, 2024 USD ($)
Statement of Stockholders' Equity [Abstract] |
Issuance of common stock through underwritten offering, net of discounts and commissions and issuance costs | $ 3,300

X
- Definition Represent the amount of net of discounts and commissions and issuance cost. + References No definition available. + Details
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Namespace Prefix: | jspr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StatementOfStockholdersEquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration