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Lease Commitments (Tables) | 12 Months Ended
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Dec. 31, 2021
Lease Commitments |
Schedule of information pertaining to operating leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(Dollars in thousands) | ​ | Year Ended December 31, |
​ |  | 2021 |  | 2020 |  | 2019 |
Lease Cost Components: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of ROU assets - finance leases | ​ | $ | 466 | ​ | $ | 289 | ​ | $ | — | ​
Interest on lease liabilities - finance leases | ​ | ​ | 56 | ​ | ​ | 44 | ​ | ​ | — | ​
Operating lease cost (cost resulting from lease payments) | ​ | ​ | 17,236 | ​ | ​ | 14,266 | ​ | ​ | 8,804 | ​
Short-term lease cost | ​ | ​ | 446 | ​ | ​ | 404 | ​ | ​ | 494 | ​
Variable lease cost (cost excluded from lease payments) | ​ |  | 2,768 | ​ |  | 1,081 | ​ |  | 430 | ​
Total lease cost | ​ | $ | 20,972 | ​ | $ | 16,084 | ​ | $ | 9,728 | ​
Supplemental Cash Flow and Other Information Related to Leases: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Finance lease - operating cash flows | ​ | $ | 56 | ​ | $ | 42 | ​ | $ | — | ​
Finance lease - financing cash flows | ​ | ​ | 427 | ​ | ​ | 255 | ​ | ​ | — | ​
Operating lease - operating cash flows (fixed payments) | ​ |  | 16,435 | ​ |  | 12,876 | ​ |  | 7,725 | ​
Operating lease - operating cash flows (net change asset/liability) | ​ | ​ | (12,790) | ​ | ​ | (9,123) | ​ | ​ | 1,457 | ​
New ROU assets - operating leases | ​ | ​ | 9,623 | ​ | ​ | 43,583 | ​ | ​ | 10,239 | ​
New ROU assets - finance leases | ​ | ​ | — | ​ | ​ | 5,374 | ​ | ​ | — | ​
Weighted - average remaining lease term (years) - finance leases | ​ | ​ | 6.41 | ​ | ​ | 7.40 | ​ | ​ | — | ​
Weighted - average remaining lease term (years) - operating leases | ​ |  | 10.95 | ​ |  | 11.51 | ​ |  | 14.14 | ​
Weighted - average discount rate - finance leases | ​ | ​ | 1.7% | ​ | ​ | 1.7% | ​ | ​ | — | ​
Weighted - average discount rate - operating leases | ​ |  | 3.2% | ​ |  | 3.3% | ​ |  | 3.9% | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease payments due: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
2022 | ​ | $ | 15,215 | ​ |  | ​ | ​ | ​ | ​ | ​
2023 | ​ |  | 14,510 | ​ |  | ​ | ​ | ​ | ​ | ​
2024 | ​ |  | 13,340 | ​ |  | ​ | ​ | ​ | ​ | ​
2025 | ​ |  | 11,932 | ​ |  | ​ | ​ | ​ | ​ | ​
2026 | ​ | ​ | 11,468 | ​ | ​ | ​ | ​ | ​ | ​ | ​
Thereafter | ​ |  | 73,647 | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total undiscounted cash flows | ​ |  | 140,112 | ​ | ​ | ​ | ​ | ​ | ​ | ​
Discount on cash flows | ​ | ​ | (24,198) | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total operating lease liabilities | ​ | $ | 115,914 | ​ | ​ | ​ | ​ | ​ | ​ | ​

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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=123408670&loc=SL77918686-209980 + Details
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- References No definition available. + Details
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