CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Revenue
Total revenue	$ 159,134	$ 148,401	$ 313,451	$ 326,767
Cost of revenue
Total cost of revenue	95,749	95,165	188,554	199,666
Gross profit	63,385	53,236	124,897	127,101
Operating expenses
Research and development	8,707	8,520	17,200	16,056
Selling, general and administrative	78,314	73,339	156,890	165,891
Impairment of goodwill and intangible assets	115,975		115,975
Contingent consideration - fair value adjustments		(17,145)		(17,145)
Restructuring charges	7,344	1,499	8,464	2,961
Total operating expenses	210,340	66,213	298,529	167,763
Operating loss	(146,955)	(12,977)	(173,632)	(40,662)
Other income
Interest income, net	9,565	10,394	19,646	21,059
Other income (expense), net	250	(2,668)	932	(1,523)
Loss before income taxes	(137,140)	(5,251)	(153,054)	(21,126)
Income tax benefit	(260)	(3,260)	(450)	(7,900)
Loss from continuing operations	(136,880)	(1,991)	(152,604)	(13,226)
Loss from discontinued operations, net of tax		(2,936)		(2,936)
Net loss	$ (136,880)	$ (4,927)	$ (152,604)	$ (16,162)
Basic net loss per share:
Loss from continuing operations (in dollars per share)	$ (2.47)	$ (0.03)	$ (2.72)	$ (0.19)
Loss from discontinued operations, net of tax (in dollars per share)		(0.04)		(0.04)
Basic net loss per share (in dollars per share)	(2.47)	(0.07)	(2.72)	(0.23)
Diluted net loss per share:
Loss from continuing operations (in dollars per share)	(2.47)	(0.03)	(2.72)	(0.19)
Loss from discontinued operations, net of tax (in dollars per share)		(0.04)		(0.04)
Diluted net loss per share (in dollars per share)	$ (2.47)	$ (0.07)	$ (2.72)	$ (0.23)
Weighted average shares used in computing net loss per share:
Basic (in shares)	55,440	69,111	56,078	70,858
Diluted (in shares)	55,440	69,111	56,078	70,858
Products
Revenue
Total revenue	$ 59,017	$ 51,917	$ 112,410	$ 137,715
Cost of revenue
Total cost of revenue	41,658	40,009	78,496	94,108
Services
Revenue
Total revenue	100,117	96,484	201,041	189,052
Cost of revenue
Total cost of revenue	$ 54,091	$ 55,156	$ 110,058	$ 105,558