Other Asset and Other Liabilities - Intangible assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Goodwill	$ 38,530	$ 37,818
Finite-lived intangible assets	14,249
Total Intangible Assets	17,749	15,451
Amortization expense	1,600	1,600
Total Accumulated Amortization	6,471
Future amortization of lease intangibles
2024	2,836
2025	2,616
2026	1,966
2027	1,846
2028	839
Thereafter	4,146
Net amount	14,249
Trade name | Red Stone
Indefinite-lived intangible assets	2,500	2,500
SBA license
Indefinite-lived intangible assets	1,000	1,000
LMM Commercial Real Estate
Goodwill	27,324	26,612
Small Business Lending
Goodwill	11,206	11,206
Customer relationships | Red Stone
Finite-lived intangible assets	$ 5,935	6,293
Estimated Useful Life	19 years
Total Accumulated Amortization	$ 865
Future amortization of lease intangibles
Net amount	5,935	6,293
Customer relationships | Trade name | Knight Capital
Total Accumulated Amortization	611
Internally developed software
Finite-lived intangible assets	$ 6,795	3,092
Estimated Useful Life	5 years
Total Accumulated Amortization	$ 1,245
Future amortization of lease intangibles
Net amount	6,795	3,092
Internally developed software | Knight Capital
Finite-lived intangible assets	$ 1,161	1,794
Estimated Useful Life	6 years
Total Accumulated Amortization	$ 2,639
Future amortization of lease intangibles
Net amount	1,161	1,794
Broker network | Knight Capital
Finite-lived intangible assets	$ 89	356
Estimated Useful Life	4 years 6 months
Total Accumulated Amortization	$ 1,111
Future amortization of lease intangibles
Net amount	89	356
Trade name | Knight Capital
Finite-lived intangible assets	$ 269	416
Estimated Useful Life	6 years
Future amortization of lease intangibles
Net amount	$ 269	$ 416