Investment Securities, Debt Securities by Credit Rating (Details) $ in Thousands	Mar. 31, 2023 USD ($)
Held-to-Maturity [Abstract]
Amortized cost	$ 76,260
Past due principal or interest payments of securities	0
AAA/AA/A Rating [Member]
Held-to-Maturity [Abstract]
Amortized cost	19,380
BBB/BB/B Rating [Member]
Held-to-Maturity [Abstract]
Amortized cost	390
Not Rated [Member]
Held-to-Maturity [Abstract]
Amortized cost	56,490
Municipal Securities [Member]
Held-to-Maturity [Abstract]
Amortized cost	76,260
Municipal Securities [Member] | AAA/AA/A Rating [Member]
Held-to-Maturity [Abstract]
Amortized cost	19,380
Municipal Securities [Member] | BBB/BB/B Rating [Member]
Held-to-Maturity [Abstract]
Amortized cost	390
Municipal Securities [Member] | Not Rated [Member]
Held-to-Maturity [Abstract]
Amortized cost	$ 56,490