Earnings Per Share Data (Details) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Basic and diluted earnings per share
Loss from continuing operations	$ (576,482)	$ (776,815)	$ (1,481,838)	$ (1,356,812)
Preferred stock dividends				(282,444)
Preferred stock redemption				5,586,666
Net income (loss) from continuing operations applicable to common stockholders	(576,482)	4,809,851	(1,481,838)	3,947,410
Net loss from discontinued operations		(139,279)	(81,594)	(728,488)
Net income (loss) applicable to common stockholders
Numerator for basic and diluted loss per share	$ (576,482)	$ (916,094)	$ (1,563,432)	$ 3,218,922
Weighted - average common shares and dilutive potential common shares outstanding
Denominator for diluted earnings per share	62,359,372	55,699,005	62,041,779	48,120,853
Net income (loss) per common share (basic and diluted):
Continuing operations	$ (0.01)	$ (0.01)	$ (0.02)	$ 0.08
Discontinued operations		$ 0.00	$ 0.00	$ (0.02)
Net income (loss)	$ (0.01)	$ (0.02)	$ (0.03)	$ 0.07

Equity impact of aggregate cash, stock, and paid-in-kind dividends declared for preferred shareholders during the period.

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