Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Allowance for doubtful accounts	$ 0	$ 65
Allowance for doubtful accounts - discontinued operations	158	156
Deferred transaction fees, long term note receivable - related party	177	119
Preferred stock, liquidation value	100
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	2,000,000	2,000,000
Common stock, shares issued	401,943	435,328
Common stock, shares outstanding	401,943	435,328
Series G1 Convertible Preferred Stock
Preferred stock, par value	$ 1	$ 1
Preferred stock, liquidation value	100	100
Preferred stock, shares authorized	700,000	700,000
Preferred stock, shares outstanding	1,000	1,000
Series G2 Convertible Preferred Stock
Preferred stock, par value	$ 1	$ 1
Preferred stock, liquidation value	$ 100	$ 100
Preferred stock, shares authorized	100,000	100,000
Preferred stock, shares outstanding	1,000	1,000