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Investments in Qualified Affordable Housing Projects (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2017 | Mar. 31, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Equity Method Investments and Joint Ventures [Abstract] |  |  |  |  |  |
Carrying value of qualified affordable housing project investments | $ 3,361,000 |  |  | $ 3,361,000 |  | $ 6,331,000
Funding obligation related to qualified affordable housing projects |  | $ 2,450,000 |  |  |  |
Funding obligation related to qualified affordable housing projects |  | $ 0 |  |  |  |
Tax credit amortization | 262,000 |  | $ 324,000 | 523,000 | $ 648,000 |
Tax credits and other benefits | (388,000) |  | (471,000) | (848,000) | (942,000) |
Total | $ (126,000) |  | $ (147,000) | $ (325,000) | $ (294,000) |

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- Definition Affordable Housing Tax Credits and Other Benefits, Net of Amortization + References No definition available. + Details
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- Definition Amortization Method Qualified Affordable Housing Project Investments, Increase (Decrease) + 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=64813897&loc=SL49122993-202985 + Details
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- Definition Amount of investment in qualified affordable housing projects. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=64813897&loc=SL49122993-202985 + Details
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- Definition Amount of amortization expense of investment in qualified affordable housing projects. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=64813897&loc=SL49122993-202985 + Details
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- Definition Amount of commitment or contingent commitments to qualified affordable housing project investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=64813897&loc=SL49122993-202985 + Details
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