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Unit and Stock-based Compensation, Equity Compensation to a Former Director (FY) (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 5 Months Ended | 7 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 10, 2020 | Sep. 30, 2022 | Sep. 30, 2021 | Jun. 10, 2020 | Dec. 31, 2020 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2019 | Aug. 31, 2018
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] |  |  |  |  |  |  |  |  |  |
Service-based vesting requirements, vesting period |  |  |  |  |  |  |  | 4 years |  |
Unit-based compensation expenses |  | $ 9,686 | $ 664 | $ 343 | $ 916 | $ 23,353 | $ 1,806 | $ 2,485 | $ 6,780 |
Selling, General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] |  |  |  |  |  |  |  |  |  |
Unit-based compensation expenses |  | $ 9,435 | $ 593 | $ 280 | 846 | $ 22,870 | $ 1,623 | $ 2,217 | 4,636 |
Director [Member] |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] |  |  |  |  |  |  |  |  |  |
Option to purchase maximum number of common stock (in shares) |  |  |  |  |  |  |  |  |  | 500,000
Common stock exercise price per share (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 3.67
Service-based vesting requirements, vesting period |  |  |  |  |  |  |  | 3 years |  |
Option to purchase common stock, expiry period |  |  |  |  |  |  |  | 10 years |  |
Agreement to purchase common stock, canceled (in shares) | 500,000 |  |  | 500,000 |  |  |  |  |  |
Amount paid towards termination of agreement | $ 30 |  |  |  |  |  |  |  |  |
Director [Member] | Accrued Expenses and Other Current Liabilities [Member] |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] |  |  |  |  |  |  |  |  |  |
Employee-related Liabilities |  |  |  |  |  |  |  | $ 204 |  |
Director [Member] | Other Non-current Liabilities [Member] |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] |  |  |  |  |  |  |  |  |  |
Employee-related Liabilities |  |  |  |  | $ 483 |  |  | $ 361 |  |
Director [Member] | Selling, General and Administrative Expense [Member] |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] |  |  |  |  |  |  |  |  |  |
Unit-based compensation expenses |  |  |  | $ 154 |  |  |  |  | $ 347 |

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