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Segment Reporting (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Dec. 31, 2023 USD ($) | Sep. 30, 2023 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2023 USD ($) Segment | Dec. 31, 2022 USD ($) | Mar. 31, 2023 USD ($)
Segment Reporting [Abstract] |  |  |  |  |  |  |  |
Reportable segments | Segment |  |  |  |  | 3 |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Investment income (loss), net | $ 7,448 |  |  | $ 11,478 | $ 7,935 | $ (30,738) |  |
Loss on financial instruments, net (related party of $(18,691), $(20,480), $(64,217), and $(63,044), respectively) | (18,024) |  |  | (23,043) | (64,260) | (56,101) |  |
Interest and dividend income | 118 |  |  | 113 | 348 | 295 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 158 |  |  | 8 | 173 | 23 |  |
Other income | 65 |  |  | 0 | 65 | 86 |  |
Total revenues | (10,235) |  |  | (11,444) | (55,739) | (86,435) |  |
Employee compensation and benefits | 7,340 |  |  | 12,670 | 58,561 | 34,752 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 4,671 |  |  | 4,147 | 13,569 | 11,356 |  |
Professional services | 4,970 |  |  | 8,073 | 22,000 | 29,580 |  |
Provision for credit losses | 0 |  |  | 1,799 | 0 | 20,580 |  |
Loss on impairment of goodwill | 883,223 | $ 306,700 | $ 1,100,000 | 0 | 2,286,212 | 0 |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 5,512 |  |  | 7,073 | 17,604 | 21,454 |  |
Total operating expenses | 905,716 |  |  | 33,762 | 2,397,946 | 117,722 |  |
Operating loss | (915,951) |  |  | (45,206) | (2,453,685) | (204,157) |  |
Statement of Financial Position [Abstract] |  |  |  |  |  |  |  |
Investments held by Ben (related party of $38 and $1,371) | 378,420 |  |  |  | 378,420 |  | $ 497,221 |
Other assets, net (related party of nil and $2,195) | 37,329 |  |  |  | 37,329 |  | 42,448 |
Goodwill and intangible assets, net | 84,814 |  |  |  | 84,814 |  | 2,371,026 |
Total assets | 500,563 |  |  |  | 500,563 |  | 2,910,695 | [1]
Ben Liquidity |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Total revenues | 11,275 |  |  | 12,716 | 36,303 | 37,920 |  |
Loss on impairment of goodwill |  |  |  |  | 1,725,880 |  |  |
Ben Custody |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Total revenues | 5,897 |  |  | 7,216 | 18,961 | 22,280 |  |
Loss on impairment of goodwill |  |  |  |  | 554,607 |  |  |
Customer ExAlt Trusts |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Total revenues | (11,182) |  |  | (3,568) | (54,363) | (72,945) |  |
Corporate & Other |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Investment income (loss), net | 0 |  |  | 0 | 0 | 0 |  |
Loss on financial instruments, net (related party of $(18,691), $(20,480), $(64,217), and $(63,044), respectively) | 671 |  |  | (7,974) | (1,887) | (13,856) |  |
Interest and dividend income | 118 |  |  | 90 | 338 | 257 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Other income | 0 |  |  |  | 0 | 86 |  |
Total revenues | 789 |  |  | (7,884) | (1,549) | (13,513) |  |
Employee compensation and benefits | 5,814 |  |  | 9,598 | 51,956 | 26,909 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 1,203 |  |  | 1,031 | 3,556 | 2,539 |  |
Professional services | 3,735 |  |  | 5,705 | 17,133 | 22,003 |  |
Provision for credit losses |  |  |  | 563 |  | 6,737 |  |
Loss on impairment of goodwill | 5,725 |  |  |  | 5,725 |  |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 4,529 |  |  | 5,937 | 14,613 | 17,512 |  |
Total operating expenses | 21,006 |  |  | 22,834 | 92,983 | 75,700 |  |
Operating loss | (20,217) |  |  | (30,718) | (94,532) | (89,213) |  |
Statement of Financial Position [Abstract] |  |  |  |  |  |  |  |
Investments held by Customer ExAlt Trusts (related party of $3,759 and $76,154) | 0 |  |  |  | 0 |  | 0 |
Investments held by Ben (related party of $38 and $1,371) | 38 |  |  |  | 38 |  | 5,362 |
Other assets, net (related party of nil and $2,195) | 13,393 |  |  |  | 13,393 |  | 21,849 |
Goodwill and intangible assets, net | 45,202 |  |  |  | 45,202 |  | 50,927 |
Total assets | 58,633 |  |  |  | 58,633 |  | 78,138 |
Operating Segments | Ben Liquidity |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Investment income (loss), net | 0 |  |  | 0 | 0 | 0 |  |
Loss on financial instruments, net (related party of $(18,691), $(20,480), $(64,217), and $(63,044), respectively) | 0 |  |  | 0 | 0 | 0 |  |
Interest and dividend income | 0 |  |  | 0 | 0 | 0 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Other income | 0 |  |  |  | 0 | 0 |  |
Employee compensation and benefits | 938 |  |  | 2,380 | 4,912 | 6,196 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 3,045 |  |  | 772 | 5,922 | 2,179 |  |
Professional services | 490 |  |  | 693 | 1,387 | 2,201 |  |
Provision for credit losses |  |  |  | 0 |  | 0 |  |
Loss on impairment of goodwill | 604,668 |  |  |  | 1,725,880 |  |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 463 |  |  | 664 | 1,649 | 1,759 |  |
Total operating expenses | 617,680 |  |  | 31,713 | 1,817,824 | 65,571 |  |
Operating loss | (606,405) |  |  | (18,997) | (1,781,521) | (27,651) |  |
Statement of Financial Position [Abstract] |  |  |  |  |  |  |  |
Investments held by Customer ExAlt Trusts (related party of $3,759 and $76,154) | 290,779 |  |  |  | 290,779 |  | 376,253 |
Investments held by Ben (related party of $38 and $1,371) | 0 |  |  |  | 0 |  | 0 |
Other assets, net (related party of nil and $2,195) | 10,445 |  |  |  | 10,445 |  | 9,447 |
Goodwill and intangible assets, net | 0 |  |  |  | 0 |  | 1,725,880 |
Total assets | 301,224 |  |  |  | 301,224 |  | 2,111,580 |
Operating Segments | Ben Custody |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Investment income (loss), net | 0 |  |  | 0 | 0 | 0 |  |
Loss on financial instruments, net (related party of $(18,691), $(20,480), $(64,217), and $(63,044), respectively) | 0 |  |  | 0 | 0 | 0 |  |
Interest and dividend income | 0 |  |  | 0 | 0 | 0 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 158 |  |  | 8 | 173 | 23 |  |
Other income | 0 |  |  |  | 0 | 0 |  |
Employee compensation and benefits | 588 |  |  | 692 | 1,693 | 1,647 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Professional services | 173 |  |  | 435 | 762 | 1,761 |  |
Provision for credit losses |  |  |  | 0 |  | 0 |  |
Loss on impairment of goodwill | 272,830 |  |  |  | 554,607 |  |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 301 |  |  | 210 | 739 | 552 |  |
Total operating expenses | 273,892 |  |  | 1,337 | 557,801 | 3,960 |  |
Operating loss | (267,995) |  |  | 5,879 | (538,840) | 18,320 |  |
Statement of Financial Position [Abstract] |  |  |  |  |  |  |  |
Investments held by Customer ExAlt Trusts (related party of $3,759 and $76,154) | 0 |  |  |  | 0 |  | 0 |
Investments held by Ben (related party of $38 and $1,371) | 0 |  |  |  | 0 |  | 0 |
Other assets, net (related party of nil and $2,195) | 47,679 |  |  |  | 47,679 |  | 47,466 |
Goodwill and intangible assets, net | 39,612 |  |  |  | 39,612 |  | 594,219 |
Total assets | 87,291 |  |  |  | 87,291 |  | 641,685 |
Operating Segments | Customer ExAlt Trusts |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Investment income (loss), net | 7,448 |  |  | 11,478 | 7,935 | (30,738) |  |
Loss on financial instruments, net (related party of $(18,691), $(20,480), $(64,217), and $(63,044), respectively) | (18,695) |  |  | (15,069) | (62,373) | (42,245) |  |
Interest and dividend income | 0 |  |  | 23 | 10 | 38 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Other income | 65 |  |  |  | 65 | 0 |  |
Employee compensation and benefits | 0 |  |  | 0 | 0 | 0 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 423 |  |  | 2,344 | 4,091 | 6,638 |  |
Professional services | 572 |  |  | 1,240 | 2,718 | 3,615 |  |
Provision for credit losses |  |  |  | 1,236 |  | 13,843 |  |
Loss on impairment of goodwill | 0 |  |  |  | 0 |  |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 219 |  |  | 262 | 603 | 1,631 |  |
Total operating expenses | 38,181 |  |  | 38,285 | 111,688 | 121,029 |  |
Operating loss | (49,363) |  |  | (41,853) | (166,051) | (193,974) |  |
Statement of Financial Position [Abstract] |  |  |  |  |  |  |  |
Investments held by Customer ExAlt Trusts (related party of $3,759 and $76,154) | 0 |  |  |  | 0 |  | 0 |
Investments held by Ben (related party of $38 and $1,371) | 378,382 |  |  |  | 378,382 |  | 491,859 |
Other assets, net (related party of nil and $2,195) | 29,647 |  |  |  | 29,647 |  | 10,447 |
Goodwill and intangible assets, net | 0 |  |  |  | 0 |  | 0 |
Total assets | 408,029 |  |  |  | 408,029 |  | 502,306 |
Consolidating Eliminations |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Interest and dividend income | (11,275) |  |  | (12,716) | (36,303) | (37,920) |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | (5,739) |  |  | (7,208) | (18,788) | (22,257) |  |
Total revenues | (17,014) |  |  | (19,924) | (55,091) | (60,177) |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | (32,976) |  |  | (28,658) | (92,591) | (81,165) |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | (3,991) |  |  | (4,545) | (11,685) | (14,137) |  |
Provision for credit losses | (8,076) |  |  | (27,204) | (78,074) | (53,236) |  |
Total operating expenses | (45,043) |  |  | (60,407) | (182,350) | (148,538) |  |
Operating loss | 28,029 |  |  | 40,483 | 127,259 | 88,361 |  |
Statement of Financial Position [Abstract] |  |  |  |  |  |  |  |
Investments held by Customer ExAlt Trusts (related party of $3,759 and $76,154) | (290,779) |  |  |  | (290,779) |  | (376,253) |
Investments held by Ben (related party of $38 and $1,371) | 0 |  |  |  | 0 |  | 0 |
Other assets, net (related party of nil and $2,195) | (63,835) |  |  |  | (63,835) |  | (46,761) |
Goodwill and intangible assets, net | 0 |  |  |  | 0 |  | 0 |
Total assets | (354,614) |  |  |  | (354,614) |  | $ (423,014) |
Consolidating Eliminations | Ben Liquidity |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Interest and dividend income | 11,275 |  |  | 12,716 | 36,303 | 37,920 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Provision for credit losses | 8,076 |  |  | 27,204 | 78,074 | 53,236 |  |
Consolidating Eliminations | Ben Custody |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Interest and dividend income | 0 |  |  | 0 | 0 | 0 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 5,739 |  |  | 7,208 | 18,788 | 22,257 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Provision for credit losses | 0 |  |  | 0 | 0 | 0 |  |
Consolidating Eliminations | Customer ExAlt Trusts |  |  |  |  |  |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |  |
Interest and dividend income | 0 |  |  | 0 | 0 | 0 |  |
Trust services and administration revenues (related party of $8, $8, $23, and $23, respectively) | 0 |  |  | 0 | 0 | 0 |  |
Interest expense (related party of $3,018, $746, $5,843, and $2,108, respectively) | 32,976 |  |  | 28,658 | 92,591 | 81,165 |  |
Other expenses (related party of $2,096, $2,246, $6,317, and $6,576, respectively) | 3,991 |  |  | 4,545 | 11,685 | 14,137 |  |
Provision for credit losses | $ 0 |  |  | $ 0 | $ 0 | $ 0 |  |
[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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