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Summary of Significant Accounting Policies, Concentration of Risks (FY) (Details) | 5 Months Ended | 7 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 10, 2020 Vendor | Dec. 31, 2020 Vendor | Dec. 31, 2021 Bank Vendor Customer | Dec. 31, 2020 Vendor | Dec. 31, 2019 Vendor
Concentration of Risks [Abstract] |  |  |  |  |
Number of major commercial banks with whom cash balances are maintained | Bank |  |  | 1 |  |
Cost of Revenue [Member] | Vendor Concentration Risk [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Number of major vendors | 2 | 3 | 3 |  | 3
Cost of Revenue [Member] | Vendor Concentration Risk [Member] | Vendor One [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk | 57.00% | 58.40% | 54.50% |  | 59.60%
Cost of Revenue [Member] | Vendor Concentration Risk [Member] | Vendor Two [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk | 23.00% | 22.40% | 23.20% |  | 17.50%
Cost of Revenue [Member] | Vendor Concentration Risk [Member] | Vendor Three [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk |  | 10.50% | 12.30% |  | 11.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Number of major customers | Customer |  |  | 1 |  |
Accounts Receivable [Member] | Customer Concentration Risk [Member] | One Customer [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk |  |  | 10.50% |  |
Accounts Payable [Member] | Vendor Concentration Risk [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Number of major vendors |  |  | 4 | 2 |
Accounts Payable [Member] | Vendor Concentration Risk [Member] | Vendor One [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk |  |  | 23.90% | 43.10% |
Accounts Payable [Member] | Vendor Concentration Risk [Member] | Vendor Two [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk |  |  | 23.20% | 22.10% |
Accounts Payable [Member] | Vendor Concentration Risk [Member] | Vendor Three [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk |  |  | 12.30% |  |
Accounts Payable [Member] | Vendor Concentration Risk [Member] | Vendor Four [Member] |  |  |  |  |
Concentration of Risks [Abstract] |  |  |  |  |
Percentage of concentration risk |  |  | 10.20% |  |

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