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PRIVATE PLACEMENT (Q1) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2021 | Dec. 31, 2020
PRIVATE PLACEMENT [Abstract] |  |
PRIVATE PLACEMENT | NOTE 4. PRIVATE PLACEMENT Simultaneously with the closing of the Initial Public Offering, the Sponsor purchased an aggregate of 6,600,000 Private Placement Warrants at a price of $1.00 per Private Placement Warrant, for an aggregate purchase price of $6,600,000. Each Private Placement Warrant is exercisable to purchase one share of Class A common stock at an exercise price of $11.50 per share, subject to adjustment (see Note 7). A portion of the proceeds from the Private Placement Warrants were added to the proceeds from the Initial Public Offering held in the Trust Account. If the Company does not complete a Business Combination within the Combination Period, the proceeds from the sale of the Private Placement Warrants held in the Trust Account will be used to fund the redemption of the Public Shares (subject to the requirements of applicable law), and the Private Placement Warrants will expire worthless. | NOTE 5. PRIVATE PLACEMENT Simultaneously with the closing of the Initial Public Offering, the Sponsor purchased an aggregate of 6,600,000 Private Placement Warrants at a price of $1.00 per Private Placement Warrant, for an aggregate purchase price of $6,600,000. Each Private Placement Warrant is exercisable to purchase one share of Class A common stock at an exercise price of $11.50 per share, subject to adjustment (see Note 9). A portion of the proceeds from the Private Placement Warrants were added to the proceeds from the Initial Public Offering held in the Trust Account. If the Company does not complete a Business Combination within the Combination Period, the proceeds from the sale of the Private Placement Warrants held in the Trust Account will be used to fund the redemption of the Public Shares (subject to the requirements of applicable law), and the Private Placement Warrants will expire worthless.

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