CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 97,914	$ 76,787
Short-term investments	0	19,496
Accounts receivable, net	84,868	92,028
Inventories, net	34,409	34,529
Prepaid expenses and other current assets	30,468	38,768
Total current assets	247,659	261,608
Non-current assets:
Property, plant and equipment, net	18,412	21,181
Operating lease right-of-use assets	10,960	12,231
Goodwill	108,164	109,534
Intangible assets, net	46,135	47,891
Service and sales demonstration inventory, net	21,044	23,147
Deferred income tax assets, net	24,792	25,027
Other long-term assets	3,915	4,073
Total assets	481,081	504,692
Current liabilities:
Accounts payable	27,867	27,404
Accrued liabilities	25,373	29,930
Income taxes payable	3,227	5,699
Current portion of unearned service revenues	40,014	40,555
Customer deposits	5,208	4,251
Lease liabilities	4,645	5,434
Total current liabilities	106,334	113,273
Loan - 5.50% Convertible Senior Notes	69,983	72,760
Unearned service revenues - less current portion	19,984	20,256
Lease liabilities - less current portion	9,556	10,837
Deferred income tax liabilities	12,498	13,308
Income taxes payable - less current portion	6,114	5,629
Other long-term liabilities	16	23
Total liabilities	224,485	236,086
Commitments and contingencies - See Note 13
Shareholders’ equity:
Common stock - par value $0.001, 50,000,000 shares authorized; 20,779,711 and 20,343,359 issued, respectively; 19,406,669 and 18,968,798 outstanding, respectively	20	20
Additional paid-in capital	351,849	346,277
Retained earnings	(17,580)	(9,789)
Accumulated other comprehensive loss	(47,038)	(37,247)
Common stock in treasury, at cost - 1,373,042 and 1,374,561 shares held, respectively	(30,655)	(30,655)
Total shareholders’ equity	256,596	268,606
Total liabilities and shareholders’ equity	$ 481,081	$ 504,692