Consolidated Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income [Member]	Series H Preferred Stock [Member]	Total
Balance at Dec. 31, 2016	$ 2,233,182	$ 29,698,025	$ (25,110,319)			$ 6,820,887
Balance, shares at Dec. 31, 2016	9,714,186
Issuance of shares for OneMain tender offer	$ 3,040	3,550,580				3,553,620
Issuance of shares for OneMain tender offer, shares	3,039,880
Unrealized loss on marketable securities				(153,514)		(153,514)
Reclassified adjustment for loss on marketable securities to net loss				153,514		153,514
Buyback of shares	$ (459)	(286,945)				$ (287,404)
Buyback of shares, shares	(458,973)					458,973
Issuance of Preferred Shares		1,290,797			$ 1,292	$ 1,292,089
Issuance of Preferred Shares, shares					1,292,089
Conversion of Preferred Shares to Common Shares	$ 5,168	(3,876)			$ (1,292)
Conversion of Preferred Shares to Common Shares, shares	5,168,356				(1,292,089)
Common Stock Dividends		(173,605)				(173,605)
Net loss			(5,505,719)			(5,505,719)
Balance at Dec. 31, 2017	$ 2,240,931	34,074,976	(30,616,038)			5,699,869
Balance, shares at Dec. 31, 2017	17,463,449
Unrealized loss on marketable securities				(194)		(194)
Reclassified adjustment for loss on marketable securities to net loss				194		194
Buyback of shares	$ (237)	(55,801)				$ (56,038)
Buyback of shares, shares	(237,166)					237,166
Issuance of Preferred Shares		359,640			$ 360	$ 360,000
Issuance of Preferred Shares, shares					360,000
Net loss			(2,363,375)			(2,363,375)
Balance at Dec. 31, 2018	$ 2,240,694	$ 34,378,814	$ (32,979,413)		$ 360	$ 3,640,455
Balance, shares at Dec. 31, 2018	17,226,283				360,000