Property and Equipment (Tables)

6 Months Ended

Mar. 31, 2023

Property, Plant and Equipment [Abstract]

Summary of Property and Equipment

The following table summarizes the Company’s major classes of property and equipment:

	March 31, 2023		September 30, 2022
	(in thousands)
Computers, software, office equipment and furniture	$	2,198	$	2,182
Land	2,996		2,996
Research equipment	46,873		38,283
Leasehold improvements	42,017		42,017
Construction in progress	127,216		56,373
	221,300		141,851
Less: Accumulated depreciation and amortization	(36,072)		(31,554)
Property and equipment, net	$	185,228	$	110,297