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Investments in Qualified Affordable Housing (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Investment [Line Items] |  |  |
Amortization Method Qualified Affordable Housing Project Investments, Amortization | $ 6,927 | $ 7,322 | $ 10,278
Affordable Housing Tax Credits and Other Tax Benefits, Amount | 8,800 | 9,000 | 9,400
Amortization Method Qualified Affordable Housing Project Investments | 53,070 | 50,347 |
Affordable Housing Program Obligation | 25,894 | 22,282 |
Qualified Affordable Housing [Domain] |  |  |
Investment [Line Items] |  |  |
Amortization Method Qualified Affordable Housing Project Investments | $ 53,070 | $ 50,347 |
Change in Accounting Method Accounted for as Change in Estimate [Member] |  |  |
Investment [Line Items] |  |  |
Amortization Method Qualified Affordable Housing Project Investments, Amortization |  |  | $ 3,100

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- Definition Amount of obligation related to Affordable Housing Program (AHP) assessments required by the Federal Home Loan Bank Act of 1932. + References No definition available. + Details
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- Definition Amount of affordable housing tax credits and other tax benefits recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of investment in qualified affordable housing projects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of amortization expense of investment in qualified affordable housing projects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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