Shareholders' Equity Restricted Stock (Details) (USD $)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Gross	708,706	452,454
Stock Issued During Period, Value, Restricted Stock Award, Gross	$ 4,964,000	$ 2,967,700
weighted average estimated fair value of restricted stock	$ 7.00	$ 6.56