Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Receivables, net of allowance	$ 101,154	$ 101,154
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, shares issued (in shares)	19,176,789	15,237,304
Common stock, shares outstanding (in shares)	19,176,789	15,237,304
Series B preferred stock
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	20,000	20,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Series C convertible preferred stock
Preferred stock, par value (in dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares authorized (in shares)	750	750
Preferred stock, shares issued (in shares)	375	375
Preferred stock, shares outstanding (in shares)	375	375
5% preferred stock
Preferred stock, par value (in dollars per share)	$ 25	$ 25
Preferred stock, shares authorized (in shares)	35,920	35,920
Preferred stock, shares issued (in shares)	2,427	2,427
Preferred stock, shares outstanding (in shares)	2,427	2,427