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v3.19.1

Long- Term Debt to Affiliated Trust Long-Term Debt to Affiliated Trust (Schedule of Distribution Rates Paid) (Details) - Trust Preferred Securities Subject to Mandatory Redemption [Member] | Mar. 31, 2019 | Dec. 31, 2018
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Debt Instrument [Line Items] |  |
Interest Rate at End of Period | 3.50% | 3.61%
Minimum [Member] |  |
Debt Instrument [Line Items] |  |
Interest Rate at End of Period | 3.50% | 2.36%
Maximum [Member] |  |
Debt Instrument [Line Items] |  |
Interest Rate at End of Period | 3.61% | 3.61%

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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