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Revenue Recognition - Schedule of Company’s Recognition of Revenue from Contracts (Details) - USD ($) | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | $ 11,402,000 | $ 10,568,000
Total Revenue Outside the Scope of Topic 606 | 17,517,000 | 9,888,000
Total Revenue | 28,919,000 | 20,456,000
Riskless principal transactions with customers [Member] | Principal transactions and proprietary trading [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 3,740,000 | 3,562,000
Brokerage Commissions [Member] | Commissions and fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 1,543,000 | 1,892,000
Distribution fees [Member] | Commissions and fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 357,000 | 325,000
Insurance commissions [Member] | Commissions and fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 202,000 | 82,000
Retail fees (rebates) [Member] | Stock borrow / stock loan [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 6,000 | (9,000)
Stock locate services [Member] | Stock borrow / stock loan [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 4,032,000 | 3,598,000
Administrative fees [Member] | Other Income [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 528,000 | 342,000
Payment for order flow [Member] | Other Income [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 246,000 | 295,000
Other commissions [Member] | Other Income [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers |  | (9,000)
Advisory fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenues from contracts with customers | 748,000 | 490,000
Proprietary trading [Member] | Principal transactions and proprietary trading [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | (12,000) | (56,000)
Principal transactions - equity investment [Member] | Principal transactions and proprietary trading [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | 9,233,000 |
Margin interest [Member] | Interest, marketing and distribution fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | 3,395,000 | 3,976,000
Interest income [Member] | Interest, marketing and distribution fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | 3,050,000 | 4,281,000
Marking and distribution fees [Member] | Interest, marketing and distribution fees [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | 500,000 | 506,000
Stock rebate revenue [Member] | Stock borrow / stock loan [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | 799,000 | 509,000
Market Making [Member] |  |
Schedule of Company’s Recognition of Revenue from Contracts [Line Items] |  |
Total Revenue Outside the Scope of Topic 606 | $ 552,000 | $ 672,000

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