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Leases (Tables) | 12 Months Ended
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Dec. 31, 2020
Leases |
Schedule of lease costs and other lease information | The following tables represents lease costs and other lease information for the periods presented (dollars in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years Ended December 31,
Lease Costs | ​ | 2020 |  | 2019 | ​
Operating lease costs | ​ | $ | 2,524 | ​ | $ | 2,364 | ​
Variable lease costs | ​ |  | 416 | ​ |  | 432 | ​
Short-term lease costs | ​ | ​ | 35 | ​ | ​ | 84 | ​
Sublease income | ​ | ​ | — | ​ | ​ | — | ​
Net lease cost | ​ | $ | 2,975 | ​ | $ | 2,880 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other information | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash paid for amounts included in the measurement of lease liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease cash flows – Fixed payments | ​ | $ | 2,526 | ​ | $ | 2,296 | ​
Operating lease cash flows – Liability reduction | ​ | ​ | 2,289 | ​ |  | 2,010 | ​
Right of use assets obtained during the period in exchange for operating lease liabilities | ​ | ​ | 743 | ​ | ​ | 923 | ​
Weighted average lease term (in years) | ​ | ​ | 5.93 | ​ | ​ | 7.20 | ​
Weighted average discount rate | ​ | ​ | 2.82 | % | ​ | 3.08 | %
Schedule of future undiscounted lease payments | Future undiscounted lease payments with initial terms of one year or more as of December 31, 2020, are as follows (dollars in thousands): ​
​ | ​ | ​ | ​
​ | ​ | As of
​ | ​ | December 31,
​ |  | 2020
2021 | ​ | $ | 1,983
2022 | ​ |  | 1,555
2023 | ​ | ​ | 1,358
2024 | ​ | ​ | 957
2025 | ​ | ​ | 840
Thereafter | ​ | ​ | 1,792
Amounts representing interest | ​ | ​ | (728)
Present value of net future minimum lease payments | ​ | $ | 7,757

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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