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v3.25.2

Fair Value Measurements - Additional Information (Details) - USD ($) | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Fair Value Disclosures [Abstract] |  |
Transfers between level 1, level 2 and level 3 | $ 0 | $ 0

X
- Definition Amount of transfers of financial instruments classified as an asset or liability between level 1, level 2, and level 3 of the fair value hierarchy. + References No definition available. + Details
Name: | guts_FairValueMeasurementsInterTransfersBetweenLevels
Namespace Prefix: | guts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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