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v3.23.3

Summary of Significant Accounting Policies (Details) |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 06, 2023 $ / shares shares | Apr. 01, 2023 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Discount rate | 20 |  |  |  |  |  |  |  |
Valuation (in dollars per share) | $ / shares | $ 10 |  |  |  |  |  |  |  |
Discounted valuation (in dollars per share) | $ / shares | $ 8 |  |  |  |  |  |  |  |
Professional services |  |  | $ 10,373,000 | $ 7,857,000 | $ 5,449,000 | $ 4,939,000 | $ 38,422,000 | $ 17,801,000 | $ 19,045,000
OTTI on investment in debt securities |  |  |  |  | $ 4,943,000 | $ 0 | $ 12,621,000 | $ 13,726,000 | $ 0
Amortization Period |  |  |  |  |  |  | 3 years |  |
Subsequent Event |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Increase in allowance for loan losses |  | $ 61,100 |  |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  |  |  |  | 1 year |  |
Minimum [Member] |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  |  |  |  | 3 years |  |
Minimum [Member] | Internal-use software |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  |  |  |  | 5 years |  |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Increase in allowance for loan losses |  | $ 61,100,000 |  |  |  |  |  |  |
Revision of Prior Period, Reclassification, Adjustment |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Professional services |  |  |  | $ 600,000 |  |  |  |  |
Common Class A |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Units converted (in shares) | 1.25 |  |  |  |  |  |  |  |
Common Class A | Conversion of BCG Common Class A Units |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Shares issued in connection to conversion (in shares) | shares | 86,116,884 |  |  |  |  |  |  |  |
Common Class A | Conversion of BCG Preferred B-2 Units |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Shares issued in connection to conversion (in shares) | shares | 94,050,534 |  |  |  |  |  |  |  |
Common Class B |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Units converted (in shares) | 1.25 |  |  |  |  |  |  |  |
Common Class B | Conversion of BCG Common Class B Units |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Shares issued in connection to conversion (in shares) | shares | 19,140,451 |  |  |  |  |  |  |  |

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