Basis of Presentation and Significant Accounting Policies (Tables)

3 Months Ended

Dec. 31, 2020

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Summary of Research, Development and Engineering Expense

The table below shows gross research and development expenses and grants earned, in thousands:

	Three Months Ended December 31,
	2020		2019
Research, development and engineering	$	1,245	$	763
Grants earned		—		(141	)
Net research, development and engineering	$	1,245	$	622