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Leases (Tables) | 12 Months Ended
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Dec. 31, 2020
Leases [Abstract] |
Schedule of balance sheet information of operating leases | Balance sheet information related to our operating leases follows (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | December 31,
​ |  | Classification |  | 2020 |  | 2019
ROU assets |  | Operating lease ROU assets | ​ | $ | 19,236 | ​ | $ | 17,901
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Lease liabilities |  |  | ​ |  |  | ​ |  |
Current |  | Accrued liabilities | ​ | $ | 3,564 | ​ | $ | 3,037
Noncurrent |  | Operating lease liabilities | ​ |  | 16,925 | ​ |  | 16,094
Total lease liabilities |  |  | ​ | $ | 20,489 | ​ | $ | 19,131
Schedule of components of lease cost | The components of lease cost follow (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ | ​ | 2020 | ​ | 2019
Operating lease cost | ​ | $ | 4,508 | ​ | $ | 3,966
Short-term lease cost | ​ |  | 52 | ​ |  | 348
Variable lease cost | ​ |  | 1,652 | ​ |  | 1,607
Total lease cost | ​ | $ | 6,212 | ​ | $ | 5,921
Schedule of operating lease cash flow and noncash information | Cash flow and noncash information related to our operating leases follow (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Year Ended December 31,
​ | ​ | 2020 | ​ | 2019
Operating cash flows - cash paid for amounts included in the measurement of operating lease liabilities | ​ | $ | 5,885 | ​ | $ | 5,420
Operating lease ROU assets obtained in exchange for new lease liabilities | ​ |  | 4,812 | ​ |  | 2,247
​
Schedule of lease supplemental information | Other supplemental information related to our operating leases follows:
​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |
​ | ​ | 2020 | ​ | 2019 | ​
Weighted average remaining lease term (in years) | ​ | 7.9 | ​ | 8.2 | ​
Weighted average discount rate | ​ | 4.8 | % | 5.3 | %
Schedule of maturities of lease liabilities | Remaining maturities of lease liabilities as of December 31, 2020 were as follows (in thousands):
​ | ​ | ​ | ​
2021 |  | $ | 4,126
2022 | ​ | ​ | 3,288
2023 | ​ |  | 2,933
2024 | ​ |  | 2,513
2025 | ​ |  | 2,213
Thereafter | ​ |  | 9,766
Total lease payments | ​ |  | 24,839
Less: Interest | ​ |  | (4,350)
Total lease liabilities | ​ | $ | 20,489

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- Definition Tabular disclosure of operating lease cash flow and noncash information. + References No definition available. + Details
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- Definition Tabular disclosure of operating lease supplemental information. May include lease term and discount rate. + References No definition available. + Details
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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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