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Leases (Tables) | 12 Months Ended
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Dec. 31, 2024
Leases |
Schedule of balance sheet information of operating leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ |  | December 31,
(in thousands) |  | Classification |  | 2024 |  | 2023
ROU assets |  | Operating lease ROU assets | ​ | $ | 15,365 | ​ | $ | 14,097
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Lease liabilities |  |  | ​ |  |  | ​ |  |
Current |  | Accrued liabilities | ​ | $ | 4,121 | ​ | $ | 3,160
Noncurrent |  | Operating lease liabilities | ​ |  | 12,415 | ​ |  | 12,271
Total lease liabilities |  |  | ​ | $ | 16,536 | ​ | $ | 15,431
Schedule of components of lease cost | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
(in thousands) | ​ | 2024 | ​ | 2023 | ​ | 2022
Operating lease cost | ​ | $ | 4,607 | ​ | $ | 4,131 | ​ | $ | 4,041
Short-term lease cost | ​ |  | 390 | ​ |  | 412 | ​ |  | 447
Variable lease cost | ​ |  | 1,901 | ​ |  | 1,881 | ​ |  | 1,802
Total lease cost | ​ | $ | 6,898 | ​ | $ | 6,424 | ​ | $ | 6,290
Schedule of operating lease cash flow and noncash information | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
(in thousands) | ​ | 2024 | ​ | 2023 | ​ | 2022
Operating lease cost | ​ | $ | 4,607 | ​ | $ | 4,131 | ​ | $ | 4,041
Short-term lease cost | ​ |  | 390 | ​ |  | 412 | ​ |  | 447
Variable lease cost | ​ |  | 1,901 | ​ |  | 1,881 | ​ |  | 1,802
Total lease cost | ​ | $ | 6,898 | ​ | $ | 6,424 | ​ | $ | 6,290
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
(in thousands) | ​ | 2024 | ​ | 2023 | ​ | 2022
Operating cash flows - cash paid for amounts included in the measurement of operating lease liabilities | ​ | $ | 6,692 | ​ | $ | 6,157 | ​ | $ | 5,951
Operating lease ROU assets obtained in exchange for lease liabilities, net (1) | ​ |  | 5,120 | ​ |  | 710 | ​ |  | 2,421
(1) Includes decreases to our ROU assets of $0.4 million, and $0.2 million related to lease amendments and terminations during 2023 and 2022 respectively. There were no lease amendments or terminations during 2024 that resulted in decreases to our ROU assets.
Schedule of lease supplemental information | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​
​ | ​ | 2024 | ​ | 2023 | ​ | 2022 | ​
Weighted-average remaining lease term (in years) | ​ | 4.9 | ​ | 6.0 | ​ | 6.7 | ​
Weighted-average discount rate | ​ | 5.6 | % | 4.9 | % | 4.7 | %
​
Schedule of maturities of lease liabilities | ​
​ | ​ | ​ | ​
(in thousands) | ​ | ​ | ​
2025 | ​ | $ | 4,569
2026 | ​ | ​ | 4,002
2027 | ​ |  | 3,026
2028 | ​ |  | 2,576
2029 | ​ | ​ | 2,509
Thereafter | ​ |  | 2,254
Total lease payments | ​ |  | 18,936
Less: Interest | ​ |  | (2,400)
Total lease liabilities | ​ | $ | 16,536
​

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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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + 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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-6 + Details
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