Securities (Securities With Unrealized Losses) (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 1,499,000	$ 12,774,000
Less than 12 Months, Unrealized Loss	19,000	247,000
12 Months or More, Fair Value	8,943,000
12 Months or More, Unrealized Loss	2,559,000
Total, Fair Value	10,442,000	12,774,000
Total, Unrealized Loss	2,578,000	247,000
Corporate Debt [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value		9,750,000
Less than 12 Months, Unrealized Loss		226,000
12 Months or More, Fair Value	7,500,000
12 Months or More, Unrealized Loss	2,478,000
Total, Fair Value	7,500,000	9,750,000
Total, Unrealized Loss	2,478,000	226,000
U.S. Treasury [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	1,482,000	3,024,000
Less than 12 Months, Unrealized Loss	19,000	21,000
12 Months or More, Fair Value	1,443,000
12 Months or More, Unrealized Loss	81,000
Total, Fair Value	2,925,000	3,024,000
Total, Unrealized Loss	100,000	$ 21,000
Mortgage-Backed Securities - Residential [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	17,000
Less than 12 Months, Unrealized Loss	0
Total, Fair Value	$ 17,000