Securities (Narrative) (Details)	3 Months Ended		9 Months Ended	12 Months Ended
	Sep. 30, 2023 USD ($) security	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) security	Dec. 31, 2022 security
Schedule of Available-for-sale Securities [Line Items]
Other-than-temporary impairment | $	$ 0	$ 0	$ 0
Sales of securities | $	$ 0	$ 0
Holdings of securities greater than 10% of stockholders' equity	0		0	0
Minimum percentage of securities held	10.00%		10.00%	10.00%
Corporate Debt [Member]
Schedule of Available-for-sale Securities [Line Items]
Number of securities			1	1
Mortgage-Backed Securities - Residential [Member]
Schedule of Available-for-sale Securities [Line Items]
Number of securities			2	2