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Loans, Troubled Debt Restructuring (Details) | 3 Months Ended
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Mar. 31, 2017 USD ($) Loan | Mar. 31, 2016 USD ($) Loan
Loan modifications classified as troubled debt restructurings [Abstract] |  |
Number of Loans | Loan | 2 | 3
Pre-Modification Recorded Balance | $ 32,000 | $ 334,000
Post-Modification Recorded Balance | 23,000 | 407,000
Troubled debt restructurings that subsequently defaulted within 12 months of the restructuring date | $ 1,236,000 | $ 0
Commercial and industrial [Member] |  |
Loan modifications classified as troubled debt restructurings [Abstract] |  |
Number of Loans | Loan | 0 | 0
Pre-Modification Recorded Balance | $ 0 | $ 0
Post-Modification Recorded Balance | $ 0 | $ 0
Commercial, secured by real estate [Member] |  |
Loan modifications classified as troubled debt restructurings [Abstract] |  |
Number of Loans | Loan | 0 | 1
Pre-Modification Recorded Balance | $ 0 | $ 299,000
Post-Modification Recorded Balance | $ 0 | $ 372,000
Residential real estate [Member] |  |
Loan modifications classified as troubled debt restructurings [Abstract] |  |
Number of Loans | Loan | 1 | 1
Pre-Modification Recorded Balance | $ 18,000 | $ 18,000
Post-Modification Recorded Balance | $ 9,000 | $ 18,000
Consumer [Member] |  |
Loan modifications classified as troubled debt restructurings [Abstract] |  |
Number of Loans | Loan | 1 | 1
Pre-Modification Recorded Balance | $ 14,000 | $ 17,000
Post-Modification Recorded Balance | $ 14,000 | $ 17,000

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953676-111524 + Details
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- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953676-111524 + Details
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- Definition Amount of investment related to financing receivables modified by troubled debt restructurings within the previous 12 months, for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953682-111524 + Details
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