Debt (Tables)

12 Months Ended

Sep. 30, 2017

Debt [Abstract]

Schedule of Debt [Table Text Block]

		September 30, 2017		September 30, 2016
Revolving loan (long-term debt)			$30,257		$30,233
Debt issuance costs			($1,115)		($976)
Other long-term debt			292		-
	Total debt	$	29,434	$	29,257

Schedule of Line of Credit Facilities [Table Text Block]

	Minimum Amount	Applicable Period
$	30,000	For each four quarter period ending September 30, 2017, and December 31, 2017
$	32,500	For the four quarter period ending March 31, 2018
$	35,000	For each four quarter period ending June 30, 2018 and each quarter-end thereafter