Investment Securities (Schedule of gross unrealized losses and fair value, securities in continuous unrealized loss position) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value	$ 629	$ 1,184
Less Than 12 Months Unrealized Losses	(94)	(83)
12 Months or Longer Fair Value	181,839	190,660
12 Months or Longer Unrealized Losses	(33,650)	(32,927)
Fair Value	182,468	191,844
Unrealized Losses	(33,744)	(33,010)
U.S. Treasury securities
Debt Securities, Available-for-sale [Line Items]
12 Months or Longer Fair Value	19,143	24,006
12 Months or Longer Unrealized Losses	(905)	(1,066)
Fair Value	19,143	24,006
Unrealized Losses	(905)	(1,066)
U.S. government agency mortgage-backed securities-residential
Debt Securities, Available-for-sale [Line Items]
12 Months or Longer Fair Value	124,101	128,580
12 Months or Longer Unrealized Losses	(28,824)	(27,943)
Fair Value	124,101	128,580
Unrealized Losses	(28,824)	(27,943)
U.S. government agency securities
Debt Securities, Available-for-sale [Line Items]
12 Months or Longer Fair Value	23,095	23,158
12 Months or Longer Unrealized Losses	(1,676)	(1,616)
Fair Value	23,095	23,158
Unrealized Losses	(1,676)	(1,616)
Municipal securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value		512
Less Than 12 Months Unrealized Losses		(18)
12 Months or Longer Fair Value	2,766	2,276
12 Months or Longer Unrealized Losses	(279)	(242)
Fair Value	2,766	2,788
Unrealized Losses	(279)	(260)
Corporate Bonds
Debt Securities, Available-for-sale [Line Items]
12 Months or Longer Fair Value	12,734	12,640
12 Months or Longer Unrealized Losses	(1,966)	(2,060)
Fair Value	12,734	12,640
Unrealized Losses	(1,966)	(2,060)
Other
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value	629	672
Less Than 12 Months Unrealized Losses	(94)	(65)
Fair Value	629	672
Unrealized Losses	$ (94)	$ (65)