Investment Securities - Amortized cost of held to maturity debt securities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	$ 66,446	$ 63,979
AAA/AA/A
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	65,041
Unrated
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	1,405
U.S. Agency
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	2,500	2,500
U.S. Agency | AAA/AA/A
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	2,500
U.S. Agency mortgage-backed securities
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	26,771	24,222
U.S. Agency mortgage-backed securities | AAA/AA/A
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	26,771
Municipal
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	32,771	32,787
Municipal | AAA/AA/A
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	32,771
Corporate bonds and other securities
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	4,404	$ 4,470
Corporate bonds and other securities | AAA/AA/A
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	2,999
Corporate bonds and other securities | Unrated
Schedule of Held-to-Maturity Securities [Line Items]
Investment securities held to maturity, Cost Basis	$ 1,405