Note 7 - Acquisition of Business - Summary of Purchase Price (Details) - USD ($)		9 Months Ended
	Mar. 08, 2016	Sep. 30, 2016	Sep. 30, 2015
BAMKO [Member]
Cash consideration at closing, net of cash acquired	$ 15,161,000
Restricted shares of Superior common stock issued	4,558,000
Total Considerations	$ 19,719,000
Cash consideration at closing, net of cash acquired		$ 15,161,000