Accounts and Financing Receivables (Tables)

12 Months Ended

Sep. 30, 2019

Receivables [Abstract]

Trade Accounts Receivable

Trade accounts receivable consisted of the following (in thousands):

	AS OF SEPTEMBER 30,
	2019			2018
Trade accounts receivable	$	25,144		$	15,776
Allowance for doubtful accounts		(951	)		(1,453	)
	$	24,193		$	14,323

Financing Receivables

Financing receivables are reflected in the following table (in thousands):

	AS OF SEPTEMBER 30,
	2019			2018
Promissory notes	$	780		$	5,646
Sales-type lease		2,692			5,533
Total financing receivables		3,472			11,179
Unearned income:
Promissory notes		—			(95	)
Sales-type lease		(55	)		(237	)
Total unearned income		(55	)		(332	)
Total financing receivables, net of unearned income		3,417			10,847
Allowance for doubtful promissory notes		—			(1,849	)
Less current portion		(3,233	)		(4,258	)
Non-current financing receivables	$	184		$	4,740