CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Total revenues	$ 94,426	$ 93,643
Cost of revenues:
Amortization of intangible assets	1,879	1,879
Total cost of revenues	24,227	26,888
Gross profit	70,199	66,755
Operating expenses:
Research and development	25,792	24,131
Sales and marketing	5,879	9,008
General and administrative	7,527	12,434
Amortization of intangible assets	3,154	3,158
Restructuring and other costs, net	4,915	480
Total operating expenses	47,267	49,211
Income from operations	22,932	17,544
Interest income	90	18
Interest expense	(3,427)	(3,799)
Other income (expense), net	(252)	(2,237)
Income before income taxes	19,343	11,526
Provision for (benefit from) income taxes	299	(9,415)
Net income	$ 19,044	$ 20,941
Net income per share:
Basic	$ 0.49	$ 0.56
Diluted	$ 0.47	$ 0.53
Weighted-average common share outstanding:
Basic	38,839	37,180
Diluted	44,370	43,363
License
Revenues:
Total revenues	$ 46,850	$ 46,414
Cost of revenues:
Total cost of revenues	721	674
Connected Services
Revenues:
Total revenues	28,159	25,930
Cost of revenues:
Total cost of revenues	5,724	7,013
Professional Services
Revenues:
Total revenues	19,417	21,299
Cost of revenues:
Total cost of revenues	$ 15,903	$ 17,322