Earnings Per Share - Schedule of Earnings (Loss) Per Share and Shares Outstanding (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Earnings Per Share [Abstract]
Loss from continuing operations	$ (1,996)	$ (226)
Weighted-average number of shares outstanding—basic	7,149	8,283
Weighted-average number of shares outstanding—diluted	7,149	8,283
Earnings (loss) from discontinued operations	$ 242	$ (1,367)
Net loss	$ (1,754)	$ (1,593)
Effect of dilutive director, employee and guarantor options and outstanding common share warrants	0	0
Weighted-average shares outstanding, per share	$ (0.28)	$ (0.03)
Weighted-average shares outstanding, per share	(0.28)	(0.03)
Weighted-average shares outstanding, per share	0.03	(0.17)
Weighted-average shares outstanding, per share	0.03	(0.17)
Weighted-average shares outstanding, per share	(0.25)	(0.19)
Weighted-average shares outstanding, per share	$ (0.25)	$ (0.19)