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v3.20.1

Leases (Narrative) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 USD ($) branch_office | Mar. 31, 2019 USD ($) | Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items] |  |  |
Weighted average remaining lease term | 20 years 3 months 18 days |  |
Weighted average discount rate | 3.26% |  |
Total operating lease expense | $ 700 | $ 600 |
Operating right-of-use lease assets | 19,347 |  | $ 19,669
Lease liabilities | $ 19,578 |  |
Minimum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Option extension period | 5 years |  |
Maximum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Option extension period | 10 years |  |
Land and Building |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Number of branch locations | branch_office | 8 |  |
Land |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Number of branch locations | branch_office | 9 |  |

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- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980 + Details
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- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918638-209977 + Details
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