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Organization and Summary of Significant Accounting Policies - Investment Securities (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Organization and Summary of Significant Accounting Policies |  |
Investment securities comprised of collateralized loan obligations rated AA or better and obligations issued by local state and political subdivisions rated AA or better | 5.00% | 5.00%
Allowance for credit losses for its available-for-sale debt securities | $ 0 | $ 0
Allowance for credit losses for its held-to-maturity debt securities | $ 0 | $ 0

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- Definition Percentage of securities comprised of collateralized loan obligations rated AA or better and obligations issued by local state and political subdivisions rated AA or better. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479130/326-30-45-1 + Details
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- Definition Amount, excluding accrued interest, of allowance for credit loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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