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v3.24.3

Clinical Holdback (Details) - USD ($) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Clinical Holdback Liability [Roll Forward] |  |
Balance | $ 120,235 |
Clinical holdback retained | 14,465 |
Clinical holdback paid | (6,449) |
Balance | 128,251 |
Less: clinical holdback - current portion | (92,170) | $ (65,300)
Clinical holdback - long-term portion | $ 36,081 | $ 54,935

X
- Definition Amount of clinical holdback expected to be paid during the following twelve months or within one business cycle, if longer. + References No definition available. + Details
Name: | femy_ClinicalHoldbackCurrent
Namespace Prefix: | femy_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of clinical holdback liability. + References No definition available. + Details
Name: | femy_ClinicalHoldbackLiability
Namespace Prefix: | femy_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | femy_ClinicalHoldbackLiabilityRollForward
Namespace Prefix: | femy_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of clinical holdback, due after one year or beyond the normal operating cycle, if longer. + References No definition available. + Details
Name: | femy_ClinicalHoldbackNoncurrent
Namespace Prefix: | femy_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash outflow reducing clinical holdback liability. + References No definition available. + Details
Name: | femy_ClinicalHoldbackPaid
Namespace Prefix: | femy_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of clinical holdback retained during the period. + References No definition available. + Details
Name: | femy_ClinicalHoldbackRetained
Namespace Prefix: | femy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration