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Fair Value Measurements - Goodwill (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Segment Reporting Information [Line Items] |  |  |
Beginning balance | $ 2,367,926 | [1] | $ 2,367,750
Impairment | (1,096,305) |  | $ 0
Ending balance | 1,271,621 |  |
Ben Liquidity |  |  |
Segment Reporting Information [Line Items] |  |  |
Beginning balance | 1,725,880 |  |
Impairment | (901,000) |  |
Ending balance | 824,880 |  |
Ben Custody |  |  |
Segment Reporting Information [Line Items] |  |  |
Beginning balance | 594,219 |  |
Impairment | (195,305) |  |
Ending balance | 398,914 |  |
Ben Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Beginning balance | 37,942 |  |
Impairment | 0 |  |
Ending balance | 37,942 |  |
Ben Markets |  |  |
Segment Reporting Information [Line Items] |  |  |
Beginning balance | 9,885 |  |
Impairment | 0 |  |
Ending balance | $ 9,885 |  |
[1] | Retroactively adjusted March 31, 2023 for the de-SPAC merger transaction as described in Note 4. Such adjustments are unaudited.

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