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Leases (Tables) | 6 Months Ended
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Jun. 30, 2023
Leases |
Schedule of operating and finance lease right-of-use assets and related lease obligations | ​
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​ | ​ | ​ | June 30, | ​ | December 31, | ​ | ​ | ​
Leases | Classification | ​ | 2023 |  | 2022 |  |  | ​
Assets | ​ | ​ | (in thousands) | ​ |  | ​
Operating leases | Operating lease assets | ​ | $ | 31,998 | ​ | $ | 12,146 | ​ | ​ | ​
Finance lease | Finance lease assets* | ​ |  | 17,305 | ​ |  | 17,942 | ​ | ​ | ​
Total leased assets | ​ | ​ | $ | 49,303 | ​ | $ | 30,088 | ​ | ​ | ​
Liabilities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating | Other current liabilities | ​ | $ | 5,544 | ​ | $ | 5,367 | ​ | ​ | ​
Finance | Current portion of finance lease obligation | ​ | ​ | 1,367 | ​ | ​ | 1,229 | ​ | ​ | ​
Non-current | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating | Other long-term liabilities | ​ | ​ | 25,979 | ​ | ​ | 6,931 | ​ | ​ | ​
Finance | Finance lease obligation | ​ |  | 44,455 | ​ |  | 45,185 | ​ | ​ | ​
Total lease liabilities | ​ | ​ | $ | 77,345 | ​ | $ | 58,712 | ​ | ​ | ​
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*Finance lease assets are recorded net of accumulated depreciation of $46.5 million and include $0.6 million of prepaid financing costs as of June 30, 2023. Finance lease assets are recorded net of accumulated depreciation of $45.9 million and include $0.6 million of prepaid financing costs as of December 31, 2022. ​ | ​ | ​ | ​
Schedule of lease costs | ​
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​ | ​ | ​ | Three months ended | ​ | Six months ended |  | ​
​ | ​ | ​ | June 30, | ​ | June 30, | ​ | ​
Lease cost | Classification | ​ | 2023 |  | 2022 |  | 2023 |  | 2022 |  | ​
Operating lease cost | ​ | ​ | (in thousands) |  | ​
Product / services* | Cost of revenue | ​ | $ | 1,821 | ​ | $ | 1,306 | ​ | $ | 3,287 | ​ | $ | 2,516 | ​ | ​
Research and development | Operating expenses | ​ |  | 137 | ​ |  | 76 | ​ |  | 243 | ​ |  | 132 | ​ | ​
Sales and marketing* | Operating expenses | ​ |  | 417 | ​ |  | 368 | ​ |  | 813 | ​ |  | 787 | ​ | ​
General and administrative* | Operating expenses | ​ |  | 239 | ​ |  | 308 | ​ |  | 515 | ​ |  | 520 | ​ | ​
Total operating lease cost | ​ | ​ | $ | 2,614 | ​ | $ | 2,058 | ​ | $ | 4,858 | ​ | $ | 3,955 | ​ | ​
Finance lease cost | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Depreciation of leased assets | Cost of revenue, R&D, Sales and marketing and G&A | ​ | $ | 318 | ​ | $ | 325 | ​ | $ | 637 | ​ | $ | 648 | ​ | ​
Interest on lease liabilities | Interest expense | ​ |  | 1,223 | ​ |  | 1,274 | ​ |  | 2,454 | ​ |  | 2,532 | ​ | ​
Total finance lease cost | ​ | ​ | $ | 1,541 | ​ | $ | 1,599 | ​ | $ | 3,091 | ​ | $ | 3,180 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total lease cost | ​ | ​ | $ | 4,155 | ​ | $ | 3,657 | ​ | $ | 7,949 | ​ | $ | 7,135 | ​ | ​
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* Product / services, sales and marketing and general and administrative expense also includes short-term lease and variable lease costs of approximately $0.5 million and $1.0 million for the three and six months ended June 30, 2023, respectively, and includes short-term lease and variable lease costs of approximately $0.6 million and $1.0 million for the three and six months ended June 30, 2022, respectively. | ​ | ​
Schedule of future minimum operating and finance leases | ​
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​ | ​ | Finance | ​ | Operating |  | Total |
Maturity of Lease Liabilities | ​ | Leases | ​ | Leases | ​ | Leases | ​
​ | ​ | (in thousands) | ​
2023 | ​ | $ | 3,063 | ​ | $ | 4,335 | ​ | $ | 7,398 | ​
2024 | ​ |  | 6,252 | ​ |  | 5,766 | ​ |  | 12,018 | ​
2025 | ​ |  | 5,930 | ​ |  | 4,308 | ​ |  | 10,238 | ​
2026 | ​ |  | 6,008 | ​ |  | 3,247 | ​ |  | 9,255 | ​
2027 | ​ | ​ | 6,128 | ​ | ​ | 2,411 | ​ | ​ | 8,539 | ​
Thereafter | ​ | ​ | 61,586 | ​ | ​ | 25,080 | ​ | ​ | 86,666 | ​
Total lease payments | ​ | $ | 88,967 | ​ | $ | 45,147 | ​ | $ | 134,114 | ​
Less interest portion* | ​ | ​ | (43,145) | ​ | ​ | (13,624) | ​ | ​ | (56,769) | ​
Finance lease and operating lease obligations | ​ | $ | 45,822 | ​ | $ | 31,523 | ​ | $ | 77,345 | ​
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* 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 | ​
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​ | ​ | June 30, | ​
Lease term and discount rate |  | 2023 | ​
Weighted-average remaining lease term (years): | ​ | ​ | ​ | ​
Operating leases | ​ | ​ | 11.7 | ​
Finance leases | ​ |  | 13.6 | ​
Weighted-average discount rate: | ​ | ​ | ​ | ​
Operating leases | ​ |  | 5.4% | ​
Finance leases | ​ |  | 10.5% | ​
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Schedule of cash outflows by lease type | ​
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​ | ​ | Six months ended June 30, | ​
Cash paid for amounts included in the measurement of lease liabilities |  | 2023 |  | 2022 | ​
​ | ​ | (in thousands) | ​
Operating cash outflows from operating leases | ​ | $ | 4,858 | ​ | $ | 3,955 | ​
Operating cash outflows from finance leases | ​ |  | 2,454 | ​ |  | 2,509 | ​
Financing cash outflows from finance leases | ​ |  | 598 | ​ |  | 475 | ​
Operating lease assets obtained in exchange for operating lease liabilities | ​ |  | 23,289 | ​ |  | 4,714 | ​
Finance lease assets obtained in exchange for new finance lease liabilities | ​ |  | — | ​ |  | — | ​
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