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Investments (Investments Pledged as Collateral) (Details) $ in Millions | Jun. 30, 2023 USD ($)
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Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral on deposit with various state and regulatory agencies | $ 22.9
Securities owned and pledged as collateral, fair value | 123.5
Federal Home Loan Bank of Indianapolis [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 65.0
Federal Home Loan Bank of New York [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 35.6
U.S. Government and Government Agencies [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral on deposit with various state and regulatory agencies | 19.4
Securities owned and pledged as collateral, fair value | 19.4
U.S. Government and Government Agencies [Member] | Federal Home Loan Bank of Indianapolis [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 0.0
U.S. Government and Government Agencies [Member] | Federal Home Loan Bank of New York [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 0.0
Obligations of States and Political Subdivisions [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral on deposit with various state and regulatory agencies | 3.5
Securities owned and pledged as collateral, fair value | 3.5
Obligations of States and Political Subdivisions [Member] | Federal Home Loan Bank of Indianapolis [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 0.0
Obligations of States and Political Subdivisions [Member] | Federal Home Loan Bank of New York [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 0.0
Residential Mortgage Backed Securities [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral on deposit with various state and regulatory agencies | 0.0
Securities owned and pledged as collateral, fair value | 89.0
Residential Mortgage Backed Securities [Member] | Federal Home Loan Bank of Indianapolis [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 62.1
Residential Mortgage Backed Securities [Member] | Federal Home Loan Bank of New York [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 26.9
Commercial Mortgage Backed Securities [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral on deposit with various state and regulatory agencies | 0.0
Securities owned and pledged as collateral, fair value | 11.6
Commercial Mortgage Backed Securities [Member] | Federal Home Loan Bank of Indianapolis [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | 2.9
Commercial Mortgage Backed Securities [Member] | Federal Home Loan Bank of New York [Member] |
Financial Instruments Owned and Pledged as Collateral [Line Items] |
Securities pledged as collateral with FHLB | $ 8.7

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- Definition Amount of the collateral pledged in support of federal home loan bank advances outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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