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Leases (Tables) | 3 Months Ended
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Mar. 31, 2025
Leases |
Schedule of operating and finance lease right-of-use assets and related lease obligations | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | March 31, | ​ | December 31, | ​ | ​ | ​
Leases | Classification | ​ | 2025 |  | 2024 |  |  | ​
Assets | ​ | ​ | (in thousands) | ​ |  | ​
Operating leases | Operating lease assets | ​ | $ | 28,767 | ​ | $ | 29,621 | ​ | ​ | ​
Finance lease | Finance lease assets* | ​ |  | 15,025 | ​ |  | 15,346 | ​ | ​ | ​
Total leased assets | ​ | ​ | $ | 43,792 | ​ | $ | 44,967 | ​ | ​ | ​
Liabilities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating | Other current liabilities | ​ | $ | 4,353 | ​ | $ | 4,470 | ​ | ​ | ​
Finance | Current portion of finance lease obligation | ​ | ​ | 1,370 | ​ | ​ | 1,345 | ​ | ​ | ​
Non-current | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating | Other long-term liabilities | ​ | ​ | 24,698 | ​ | ​ | 25,321 | ​ | ​ | ​
Finance | Finance lease obligation | ​ |  | 41,958 | ​ |  | 42,329 | ​ | ​ | ​
Total lease liabilities | ​ | ​ | $ | 72,379 | ​ | $ | 73,465 | ​ | ​ | ​
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*Finance lease assets are recorded net of accumulated depreciation of $47.7 million and include $0.5 million of prepaid financing costs as of March 31, 2025. Finance lease assets are recorded net of accumulated depreciation of $47.4 million and include $0.5 million of prepaid financing costs as of December 31, 2024. | ​ | ​ | ​
Schedule of lease costs | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Three months ended |  | ​
​ | ​ | ​ | March 31, | ​ | ​
Lease cost | Classification | ​ | 2025 |  | 2024 |  | ​
Operating lease cost | ​ | ​ | (in thousands) |  | ​
Product / services* | Cost of revenue | ​ | $ | 1,674 | ​ | $ | 1,828 | ​ | ​
Research and development | Operating expenses | ​ |  | 219 | ​ |  | 123 | ​ | ​
Sales and marketing* | Operating expenses | ​ |  | 444 | ​ |  | 451 | ​ | ​
General and administrative* | Operating expenses | ​ |  | 326 | ​ |  | 194 | ​ | ​
Total operating lease cost | ​ | ​ | $ | 2,663 | ​ | $ | 2,596 | ​ | ​
Finance lease cost | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Depreciation of leased assets | Cost of revenue, Research and development, Sales and marketing and General and administrative | ​ | $ | 321 | ​ | $ | 319 | ​ | ​
Interest on lease liabilities | Interest expense | ​ |  | 1,156 | ​ |  | 1,197 | ​ | ​
Total finance lease cost | ​ | ​ | $ | 1,477 | ​ | $ | 1,516 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total lease cost | ​ | ​ | $ | 4,140 | ​ | $ | 4,112 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
* Product / services, sales and marketing and general and administrative expense also includes short-term lease and variable lease costs of approximately $0.6 million for both the three months ended March 31, 2025 and 2024. | ​ | ​
Schedule of future minimum operating and finance leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Finance | ​ | Operating |  | Total |
Maturity of Lease Liabilities | ​ | Leases | ​ | Leases | ​ | Leases | ​
​ | ​ | (in thousands) | ​
2025 | ​ | $ | 4,425 | ​ | $ | 4,641 | ​ | $ | 9,066 | ​
2026 | ​ |  | 6,008 | ​ |  | 5,032 | ​ |  | 11,040 | ​
2027 | ​ |  | 6,128 | ​ |  | 3,344 | ​ |  | 9,472 | ​
2028 | ​ |  | 6,251 | ​ |  | 2,417 | ​ |  | 8,668 | ​
2029 | ​ | ​ | 6,376 | ​ | ​ | 2,271 | ​ | ​ | 8,647 | ​
Thereafter | ​ | ​ | 48,960 | ​ | ​ | 22,384 | ​ | ​ | 71,344 | ​
Total lease payments | ​ | $ | 78,148 | ​ | $ | 40,089 | ​ | $ | 118,237 | ​
Less interest portion* | ​ | ​ | (34,820) | ​ | ​ | (11,038) | ​ | ​ | (45,858) | ​
Finance lease and operating lease obligations | ​ | $ | 43,328 | ​ | $ | 29,051 | ​ | $ | 72,379 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
* Finance lease interest calculated using the implied interest rate; operating lease interest calculated using estimated corporate borrowing rate. | ​
Schedule of weighted-average remaining lease term and discount rates | ​
​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​
Lease term and discount rate |  | 2025 | ​
Weighted-average remaining lease term (years): | ​ | ​ | ​ | ​
Operating leases | ​ | ​ | 11.0 | ​
Finance leases | ​ |  | 11.8 | ​
Weighted-average discount rate: | ​ | ​ | ​ | ​
Operating leases | ​ |  | 5.5% | ​
Finance leases | ​ |  | 10.5% | ​
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Schedule of cash outflows by lease type | ​
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​ | ​ | Three months ended March 31,
Cash paid for amounts included in the measurement of lease liabilities |  | 2025 |  | 2024
​ | ​ | (in thousands)
Operating cash outflows from operating leases | ​ | $ | 2,663 | ​ | $ | 2,596
Operating cash outflows from finance leases | ​ |  | 1,156 | ​ |  | 1,197
Financing cash outflows from finance leases | ​ |  | 349 | ​ |  | 357
Operating lease assets obtained in exchange for operating lease liabilities | ​ |  | 500 | ​ |  | 632
Finance lease assets obtained in exchange for new finance lease liabilities | ​ |  | — | ​ |  | —
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