Organization And Summary Of Significant Accounting Policies (Schedule Of Net Revenue By Major Source) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Total Revenue	$ 5,726,145	$ 13,817,909	$ 11,889,520	$ 30,789,653
Capstone Brand [Member]
Total Revenue	2,762,703	779,773	4,801,459	5,165,304
License Brands [Member]
Total Revenue	2,963,442	13,038,136	7,088,061	25,624,349
Total Consolidated [Member]
Total Revenue	5,726,145	13,817,909	11,889,520	30,789,653
Lighting Products - U.S. [Member] | Capstone Brand [Member]
Total Revenue	2,697,694	562,606	4,539,476	3,855,504
Lighting Products - U.S. [Member] | License Brands [Member]
Total Revenue	2,939,613	13,038,136	6,798,866	25,624,349
Lighting Products - U.S. [Member] | Total Consolidated [Member]
Total Revenue	5,637,307	13,600,742	11,338,342	29,479,853
Lighting Products-International [Member] | Capstone Brand [Member]
Total Revenue	65,009	217,167	261,983	1,309,800
Lighting Products-International [Member] | License Brands [Member]
Total Revenue	23,829		289,195
Lighting Products-International [Member] | Total Consolidated [Member]
Total Revenue	$ 88,838	$ 217,167	$ 551,178	$ 1,309,800