Leases - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Lease cost
Total operating lease cost	$ 10,669	$ 8,340	$ 6,009
Depreciation of leased assets	1,310	1,296	1,306
Interest on lease liabilities	4,874	4,992	5,086
Total finance lease cost	6,184	6,288	6,392
Total lease cost	16,853	14,628	12,401
Short-term lease and variable lease costs	2,100	1,800	1,900
Product / services*
Lease cost
Total operating lease cost	7,297	5,427	2,978
Research and development
Lease cost
Total operating lease cost	587	322	430
Sales and marketing*
Lease cost
Total operating lease cost	1,674	1,526	1,605
General and administrative*
Lease cost
Total operating lease cost	$ 1,111	$ 1,065	$ 996