Balance Sheet Components - Balance Sheet Components (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Inventories:
Raw materials	$ 67,154	$ 75,854
Work in process	10,772	9,280
Finished goods	63,230	62,415
Total inventories	$ 141,156	$ 147,549
Other current assets:
Restricted Cash, Statement of Financial Position [Extensible Enumeration]	Total other current assets	Total other current assets
Funds held for customers, including restricted cash	$ 83,172	$ 56,703
Net investment in sales-type leases, current portion	11,053	11,486
Prepaid income taxes	112	1,702
Other current assets	9,027	7,471
Total other current assets	103,364	77,362
Other long-term assets:
External-use software development costs, net	77,114	80,760
Unbilled receivables, net	13,491	14,744
Deferred debt issuance costs	1,784	2,058
Other long-term assets	8,080	7,455
Total other long-term assets	$ 100,469	$ 105,017
Accrued liabilities:
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Total accrued liabilities	Total accrued liabilities
Operating lease liabilities, current portion	$ 10,875	$ 10,761
Customer fund liabilities	83,172	56,703
Advance payments from customers	11,753	11,556
Rebate liabilities	47,432	42,802
Group purchasing organization fees	5,790	7,723
Taxes payable	9,549	9,642
Other accrued liabilities	30,408	33,468
Total accrued liabilities	198,979	172,655
Restricted cash	$ 15,590	$ 22,500	$ 23,353