Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Revenue:
Revenue	$ 388,225	$ 308,632	$ 279,271
Cost of sales:
Amortization	5,297	4,498	4,487
Total cost of sales	171,939	141,975	135,299
Gross profit	216,286	166,657	143,972
Operating expenses:
Sales and marketing	70,366	61,909	52,761
Research and development	55,098	46,623	43,765
General and administrative	58,527	40,830	36,140
Restructuring Charges	275	995	117
Total operating expenses	178,066	156,129	132,655
Operating income	38,220	10,528	11,317
Other expense, net:
Interest income	11	10	304
Interest expense	(19,701)	(1,395)	(3,592)
Other income (expense), net	98	(144)	(566)
Total other expense, net	(19,592)	(1,529)	(3,854)
Income before income taxes	18,628	8,999	7,463
Income tax benefit	(755)	(1,367)	(948)
Net income	$ 19,383	$ 10,366	$ 8,411
Net income per common share:
Basic	$ 0.55	$ 0.32	$ 0.29
Diluted net income per common share:
Diluted	$ 0.54	$ 0.31	$ 0.28
Weighted average common shares:
Basic (shares)	35,031,000	32,111,000	28,849,000
Diluted (shares)	35,995,000	33,394,000	29,546,000
Change in fair value of contingent consideration	$ (6,200)	$ 5,772	$ (128)
Product
Revenue:
Revenue	290,170	265,805	248,374
Cost of sales:
Cost of sales	140,615	124,065	118,322
Service
Revenue:
Revenue	98,055	42,827	30,897
Cost of sales:
Cost of sales	$ 26,027	$ 13,412	$ 12,490