Organization And Summary Of Significant Accounting Policies (Schedule Of Net Revenue By Major Source) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Total Revenue	$ 12,404,445	$ 12,830,324
Capstone Brand [Member]
Total Revenue	12,404,445	5,372,057
License Brands [Member]
Total Revenue		7,458,267
Total Consolidated [Member]
Total Revenue	12,404,445	12,830,324
Lighting Products - U.S. [Member] | Capstone Brand [Member]
Total Revenue	11,218,714	4,732,927
Lighting Products - U.S. [Member] | License Brands [Member]
Total Revenue		6,827,308
Lighting Products - U.S. [Member] | Total Consolidated [Member]
Total Revenue	11,218,714	11,560,235
Lighting Products-International [Member] | Capstone Brand [Member]
Total Revenue	1,185,731	639,130
Lighting Products-International [Member] | License Brands [Member]
Total Revenue		630,959
Lighting Products-International [Member] | Total Consolidated [Member]
Total Revenue	$ 1,185,731	$ 1,270,089