Basis of Presentation and Summary of Significant Accounting Policies (Tables)

6 Months Ended

Mar. 31, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Deferred Profit

The components of deferred profit are as follows, in thousands:

	March 31, 2018		September 30, 2017
Deferred revenues	$	7,793	$	6,822
Deferred costs	2,708		2,741
Deferred profit	$	5,085	$	4,081

Research and Development Expense

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

	Three Months Ended March 31,						Six Months Ended March 31,
	2018			2017			2018			2017
Research, development and engineering	$	2,528		$	1,943		$	4,818		$	3,773
Grants earned	(346		)	(408		)	(645		)	(610		)
Net research, development and engineering	$	2,182		$	1,535		$	4,173		$	3,163