Consolidated Statement 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, 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 loss	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
Preferred dividends	$ 0	$ 0	0	0	(76)	(76)
Foreign translation loss	0	0	0	(88)	0	(88)
Net income	0	0	0	0	7,793	7,793
Balance at Aug. 31, 2020	$ 1	$ 49	$ 12,378	$ 788	$ 45,603	$ 58,819
Balance (in Shares) at Aug. 31, 2020	36,000	4,861,590