Property and Equipment

12 Months Ended

Sep. 30, 2021

Property Plant And Equipment [Abstract]

Property and Equipment

NOTE 3. PROPERTY AND EQUIPMENT

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

	September 30, 2021			September 30, 2020
	(in thousands)
Computers, office equipment and furniture	$	1,661		$	662
Research equipment		27,500			20,654
Software		509			631
Leasehold improvements		41,869			25,238
Total gross fixed assets		71,539			47,185
Less: Accumulated depreciation and amortization		(22,864	)		(16,304	)
Property and equipment, net	$	48,675		$	30,881

Depreciation and amortization expense for property and equipment for the years ended September 30, 2021, 2020, and 2019 was $6.6 million, $4.2 million and $2.7 million respectively.