Leases - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Lease cost
Total operating lease cost	$ 8,340	$ 6,009	$ 5,159
Depreciation of leased assets	1,296	1,306	1,336
Interest on lease liabilities	4,992	5,086	5,211
Total finance lease cost	6,288	6,392	6,547
Total lease cost	14,628	12,401	11,706
Short-term lease and variable lease costs	1,800	1,900	1,200
Product / Services
Lease cost
Total operating lease cost	5,427	2,978	2,402
Research and development
Lease cost
Total operating lease cost	322	430	491
Sales and marketing*
Lease cost
Total operating lease cost	1,526	1,605	1,389
General and administrative*
Lease cost
Total operating lease cost	$ 1,065	$ 996	$ 877