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Securities (Narrative) (Details) | 12 Months Ended
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Dec. 31, 2022 USD ($) security | Dec. 31, 2021 USD ($) security | Dec. 31, 2020 USD ($) security
Schedule of Available-for-sale Securities [Line Items] |  |  |
Other-than-temporary impairment | $ 0 | $ 0 |
Sales of securities | $ 0 | $ 0 | $ 0
Holdings of securities greater than 10% of stockholders' equity | security | 0 | 0 | 0
Unrealized loss | $ 2,578,000 | $ 247,000 |
Corporate Debt [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Unrealized loss | $ 2,478,000 | $ 226,000 |
Number of securities | security | 1 | 1 |
Mortgage-Backed Securities - Residential [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Number of securities | security | 2 |  |
U.S. Government-Sponsored Entities And Agencies [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Minimum percentage of securities held | 10.00% | 10.00% | 10.00%

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