Leases (Tables)

6 Months Ended

Jun. 30, 2022

Leases

Schedule of operating and finance lease right-of-use assets and related lease obligations

		June 30,		December 31,
Leases	Classification	2022		2021
Assets		(in thousands)
Operating leases	Operating lease assets	$	10,879	$	9,242
Finance lease	Finance lease assets *		18,590		19,238
Total leased assets		$	29,469	$	28,480
Liabilities
Current
Operating	Other current liabilities	$	4,983	$	4,716
Finance	Current portion of finance lease obligation		1,101		979
Noncurrent
Operating	Other long-term liabilities		5,800		4,357
Finance	Finance lease obligation		45,822		46,415
Total lease liabilities		$	57,706	$	56,467
*Finance lease assets are recorded net of accumulated depreciation of $49.2 million and includes $0.6 million of prepaid financing costs as of June 30, 2022. Finance lease assets are recorded net of accumulated depreciation of $48.6 million and includes $0.7 million of prepaid financing costs as of December 31, 2021. ​

Schedule of lease costs

		Three months ended				Six months ended
		June 30,				June 30,
Lease cost	Classification	2022		2021		2022		2021
Operating lease cost		(in thousands)
Product / Services	Cost of revenue	$	1,306	$	644	$	2,516	$	1,283
Research and development	Operating expenses		76		122		132		252
Sales and marketing*	Operating expenses		368		376		787		755
General and administrative*	Operating expenses		308		201		520		461
Total operating lease cost		$	2,058	$	1,343	$	3,955	$	2,751
Finance lease cost
Depreciation of leased assets	Cost of revenue, R&D, Sales and marketing and G&A	$	325	$	328	$	648	$	656
Interest on lease liabilities	Interest expense		1,274		1,274		2,532		2,553
Total finance lease cost		$	1,599	$	1,602	$	3,180	$	3,209
Total lease cost		$	3,657	$	2,945	$	7,135	$	5,960
* Sales and marketing and general and administrative expense also 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, and includes short-term and variable lease costs of approximately $0.4 million and $0.9 million for the three and six months ended June 30, 2021, respectively.

Schedule of future minimum operating and finance leases

	Finance		Operating		Total
Maturity of Lease Liabilities	Leases		Leases		Leases
	(in thousands)
2022	$	2,995	$	2,793	$	5,788
2023		6,114		3,837		9,951
2024		6,252		1,709		7,961
2025		5,930		1,398		7,328
2026		6,008		1,147		7,155
Thereafter		67,715		487		68,202
Total lease payments	$	95,014	$	11,371	$	106,385
Less interest portion*		(48,091)		(588)		(48,679)
Finance lease and operating lease obligations	$	46,923	$	10,783	$	57,706
* 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

	June 30,
Lease term and discount rate	2022
Weighted-average remaining lease term (years):
Operating leases		3.1
Finance leases		14.6
Weighted-average discount rate:
Operating leases		4.5%
Finance leases		10.5%

Schedule of cash outflows by lease type

	Six months ended June 30,
Cash paid for amounts included in the measurement of lease liabilities	2022		2021
	(in thousands)
Operating cash outflows from operating leases	$	3,955	$	2,751
Operating cash outflows from finance leases		2,509		2,556
Financing cash outflows from finance leases		475		362
Operating lease assets obtained in exchange for operating lease liabilities		4,714		4,192
Finance lease assets obtained in exchange for new finance lease liabilities		—		—