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DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (FY) (Details) - USD ($) |  | 6 Months Ended |
--- | --- | --- | ---
Sep. 17, 2020 | Dec. 31, 2020 | Mar. 31, 2021
Proceeds from Issuance of Equity [Abstract] |  |  |
Gross proceeds from initial public offering | $ 230,000,000 | $ 225,796,000 |
Transaction costs | 12,948,806 |  | $ 12,368,806
Underwriting fees | 4,204,000 |  |
Deferred underwriting fees | 8,050,000 |  |
Other costs | 694,806 |  |
Net proceeds placed in trust account | $ 230,000,000 | $ 230,053,249 | $ 230,090,636
Net proceeds from Initial Public Offering and Private Placement per unit (in dollars per share) | $ 10.00 |  |
Maximum [Member] |  |  |
Proceeds from Issuance of Equity [Abstract] |  |  |
Net proceeds from Initial Public Offering and Private Placement per unit (in dollars per share) | $ 10.00 |  |
Interest on Trust Account that can be held to pay dissolution expenses | $ 100,000 |  |
Public Shares [Member] |  |  |
Proceeds from Issuance of Equity [Abstract] |  |  |
Units issued (in shares) |  | 23,000,000 |
Private Placement Warrants [Member] |  |  |
Proceeds from Issuance of Equity [Abstract] |  |  |
Share price (in dollars per share) | $ 1.00 |  |
Warrants issued (in shares) | 6,600,000 |  |
Gross proceeds from issuance of warrants | $ 6,600,000 |  |
Initial Public Offering [Member] |  |  |
Proceeds from Issuance of Equity [Abstract] |  |  |
Deferred underwriting fees | 8,050,000 |  |
Net proceeds placed in trust account | $ 230,000,000 |  |
Net proceeds from Initial Public Offering and Private Placement per unit (in dollars per share) | $ 10.00 |  |
Initial Public Offering [Member] | Public Shares [Member] |  |  |
Proceeds from Issuance of Equity [Abstract] |  |  |
Units issued (in shares) | 23,000,000 |  |
Share price (in dollars per share) | $ 10.00 |  |
Redemption price (in dollars per share) | $ 10.00 |  |
Over-Allotment Option [Member] | Public Shares [Member] |  |  |
Proceeds from Issuance of Equity [Abstract] |  |  |
Units issued (in shares) | 3,000,000 |  |
Share price (in dollars per share) | $ 10.00 |  |

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