Summary of Business and Basis for Presentation Liquidity (Details) (USD $)	0 Months Ended	6 Months Ended
	Apr. 11, 2013	Jun. 30, 2013	Apr. 30, 2013	Dec. 31, 2012
Class of Warrant or Right [Line Items]
Shares purchasable per right (shares)			1
Exercise price of right (usd per warrant)			1.8901
Number of shares owned subject to rights offering	5
Percent of shares to be repurchased	20.00%
Common stock, shares issued	6,032,153	30,149,000		30,073,000
Payments for shares purchased	$ 40,000
Shareholder ownership	62.71%
Expected proceeds	11,400,000
Stock issuance expenses	223,000
Expected proceeds, net		11,200,000
Proceeds from common stock issuance	$ 8,302,963
Basic Subscription Rights [Member] | Majority Shareholder [Member]
Class of Warrant or Right [Line Items]
Common stock, shares issued	3,650,849
Basic Subscription Rights [Member] | Shareholders, Other Than Majority Shareholder [Member]
Class of Warrant or Right [Line Items]
Common stock, shares issued	1,383,819
Standby Purchase Agreement [Member] | Majority Shareholder [Member]
Class of Warrant or Right [Line Items]
Common stock, shares issued	784,347
Standby Purchase Agreement [Member] | Shareholders, Other Than Majority Shareholder [Member]
Class of Warrant or Right [Line Items]
Common stock, shares issued	213,138