Accounts Receivable (Tables)

6 Months Ended

Mar. 31, 2019

Receivables [Abstract]

Schedule of accounts receivable

Accounts receivable consist of the following: 

	March 31,   2019			September 30, 2018
Trade receivables	$	16,741		$	17,791
Less: long-term receivable recorded in other assets		(1,934	)		(2,209	)
Other receivables		74			103
Allowance for doubtful accounts		(754	)		(1,383	)
Total accounts receivable, net	$	14,127		$	14,302