Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Convertible Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income	Retained Earnings	Total
Balance at Aug. 31, 2017	$ 1	$ 49	$ 12,378	$ 747	$ 21,657	$ 34,832
Balance (in Shares) at Aug. 31, 2017	36,000	4,861,590
Preferred dividends	$ 0	$ 0	0	0	(76)	(76)
Foreign translation gain	0	0	0	181	0	181
Net income	0	0	0	0	6,949	6,949
Balance at Aug. 31, 2018	$ 1	$ 49	12,378	928	28,530	41,886
Balance (in Shares) at Aug. 31, 2018	36,000	4,861,590
Preferred dividends	$ 0	$ 0	0	0	(76)	(76)
Foreign translation gain	0	0	0	(52)	0	(52)
Net income	0	0	0	0	9,432	9,432
Balance at Aug. 31, 2019	$ 1	$ 49	$ 12,378	$ 876	$ 37,886	$ 51,190
Balance (in Shares) at Aug. 31, 2019	36,000	4,861,590