Acquisition Of Germany, Switzerland, And Austria Licensee (Narrative) (Details) - USD ($)		3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 05, 2018	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2019	Feb. 28, 2018	Aug. 31, 2018
Business Acquisition, Contingent Consideration [Line Items]
Contingent consideration		$ 4,323,000		$ 4,323,000		$ 4,548,000
Payment of contingent consideration				301,000	$ 44,000
Sales		50,356,000	$ 46,547,000	104,185,000	94,479,000
Income (loss) from operations		(3,556,000)	(5,127,000)	(4,209,000)	$ (8,380,000)
Royalty [Member]
Business Acquisition, Contingent Consideration [Line Items]
Sales			$ 100,000
Germany, Switzerland, And Austria Licensee [Member]
Business Acquisition, Contingent Consideration [Line Items]
Purchase price in cash	$ 159,000
Forgiveness of liabilities owed to company via expense to selling, general, and administrative expense	$ 798,000
Contingent consideration		0		$ 0
Sales		500,000
Income (loss) from operations		$ 200,000
Former GSA Licensee [Member]
Business Acquisition, Contingent Consideration [Line Items]
Sales						3,300,000
Pre-tax loss						$ 1,300,000