Summary of Significant Accounting Policies Earnings (Loss) Per Share (Details) (USD $)				12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2012	Dec. 31, 2013 Options	Dec. 31, 2012 Options	Dec. 31, 2013 Restricted stock units	Dec. 31, 2012 Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities				458,573	1,290,021	667,123	173,805
Options, weighted average exercise price	$ 2.72		$ 2.66	$ 18.14	$ 2.56
Warrants outstanding	816,724		816,724
Class of warrant or right, exercise price of warrants or rights	2.37		2.37
Weighted average grant date price		$ 0.87				$ 1.31	$ 0.70