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Summary of Significant Accounting Policies - Schedule of balance sheet are reconcile (FY) (Details) - USD ($) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Schedule of Balance Sheet are Reconcile [Abstract] |  |  |  |
Gross proceeds |  |  | $ 189,750,000 |
Less: |  |  |  |
Proceeds allocated to Public Warrants |  |  | (4,204,248) |
Common stock issuance costs | $ (184,845,836) |  | (7,701,178) |
Plus: |  |  |  |
Accretion of redeemable common stock |  |  | 1,877,984 | $ 13,802,926
Contingently redeemable common stock | $ 10,620,981 |  | $ 193,525,484 | $ 191,647,500

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