Equity (Schedule of Earnings per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Numerator:
Loss from continuing operations	$ (5,538)	$ (82)
Net loss	$ (5,538)	$ (82)
Weighted-average number of basic and diluted shares outstanding (in shares)	27,534	27,032
Net loss per basic and fully diluted share (in dollars per share)	$ (0.20)	$ 0.00
Weighted average shares excluded from computation (in shares)	664	911
Average market price of common stock (in dollars per share)	$ 4.69	$ 7.50