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Federal funds purchased and securities sold under agreements to repurchase - Secured and Unsecured (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Federal funds purchased and securities sold under agreements to repurchase |  |
Long-term Federal Home Loan Bank Advances | $ 95,153 | $ 121,382
Federal funds purchased |  |
Federal funds purchased and securities sold under agreements to repurchase |  |
Maximum borrowing capacity of federal funds on unsecured basis | 42,000 |
Maximum borrowing capacity of federal funds on secured basis | 16,400 |
Bank |  |
Federal funds purchased and securities sold under agreements to repurchase |  |
Long-term Federal Home Loan Bank Advances | $ 95,200 |

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- Definition Represents the maximum borrowing capacity on an unsecured basis under agreements with unaffiliated banks. + References No definition available. + Details
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- Definition Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64702-112823 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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