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Investments (Investments Pledged as Collateral) (Details) $ in Millions | Sep. 30, 2016 USD ($)
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Investments Pledged As Collateral [Line Items] |
Carrying Value Bonds On Deposit With Various State And Regulatory Agencies | $ 23.1
Securities Pledged As Collateral | 149.0
U.S. Government and Government Agencies [Member] |
Investments Pledged As Collateral [Line Items] |
Carrying Value Bonds On Deposit With Various State And Regulatory Agencies | 23.1
Securities Pledged As Collateral | 30.5
Commercial Mortgage Backed Securities [Member] |
Investments Pledged As Collateral [Line Items] |
Carrying Value Bonds On Deposit With Various State And Regulatory Agencies | 0.0
Securities Pledged As Collateral | 1.0
Residential Mortgage Backed Securities [Member] |
Investments Pledged As Collateral [Line Items] |
Carrying Value Bonds On Deposit With Various State And Regulatory Agencies | 0.0
Securities Pledged As Collateral | 117.5
Federal Home Loan Bank of Indianapolis [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 61.5
Federal Home Loan Bank of Indianapolis [Member] | U.S. Government and Government Agencies [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 7.4
Federal Home Loan Bank of Indianapolis [Member] | Commercial Mortgage Backed Securities [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 1.0
Federal Home Loan Bank of Indianapolis [Member] | Residential Mortgage Backed Securities [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 53.1
Federal Home Loan Bank of New York [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 64.4
Federal Home Loan Bank of New York [Member] | U.S. Government and Government Agencies [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 0.0
Federal Home Loan Bank of New York [Member] | Commercial Mortgage Backed Securities [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | 0.0
Federal Home Loan Bank of New York [Member] | Residential Mortgage Backed Securities [Member] |
Investments Pledged As Collateral [Line Items] |
Fixed Income Securities Pledged For FHLB Collateral | $ 64.4

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- Definition [Line Items] for Disclosure of financial instruments held by the entity for its own account for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions. Description may include equity, fixed income, debt or other securities. + References No definition available. + Details
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- Definition Carrying amount of cash and investment securities on deposit with state regulatory authorities in connection with capital requirements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 320 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28366721&loc=d3e22002-158495 + Details
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- Definition Amount of the collateral pledged in support of federal home loan bank advances outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
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- Definition Fair value of financial instrument held by the entity for its own account (proprietary securities) for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -URI http://asc.fasb.org/extlink&oid=64858031&loc=SL6224234-111729 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728 + Details
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