CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 79,919	$ 37,812
Accounts receivable, net	88,363	90,326
Inventories, net	40,095	50,026
Prepaid expenses and other current assets	37,325	41,201
Total current assets	245,702	219,365
Non-current assets:
Property, plant and equipment, net	22,207	19,720
Operating lease right-of-use assets	12,521	18,989
Goodwill	106,873	107,155
Intangible assets, net	46,999	48,978
Service and sales demonstration inventory, net	22,662	30,904
Deferred income tax assets, net	24,093	24,192
Other long-term assets	4,047	4,044
Total assets	485,104	473,347
Current liabilities:
Accounts payable	23,408	27,286
Accrued liabilities	24,994	23,345
Income taxes payable	12,083	6,767
Current portion of unearned service revenues	34,493	36,407
Customer deposits	5,237	6,725
Lease liabilities	5,258	5,709
Total current liabilities	105,473	106,239
Loan - 5.50% Convertible Senior Notes	72,604	0
Unearned service revenues - less current portion	20,893	20,947
Lease liabilities - less current portion	11,495	14,649
Deferred income tax liabilities	11,497	11,708
Income taxes payable - less current portion	4,020	8,706
Other long-term liabilities	30	49
Total liabilities	226,012	162,298
Commitments and contingencies - See Note 13
Shareholders’ equity:
Common stock - par value $0.001, 50,000,000 shares authorized; 20,328,417 and 20,156,233 issued, respectively; 18,953,725 and 18,780,013 outstanding, respectively	20	20
Additional paid-in capital	340,414	328,227
Retained earnings	(11,377)	46,788
Accumulated other comprehensive loss	(39,310)	(33,331)
Common stock in treasury, at cost - 1,374,692 and 1,376,220 shares held, respectively	(30,655)	(30,655)
Total shareholders’ equity	259,092	311,049
Total liabilities and shareholders’ equity	$ 485,104	$ 473,347