Shareholders' Equity Restricted Stock (Details) - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Gross	811,835	708,706
Stock Issued During Period, Value, Restricted Stock Award, Gross	$ 2,367,500	$ 4,964,000
weighted average estimated fair value of restricted stock	$ 3.10	$ 7.00