Income Taxes (NOL) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Operating loss carryforwards
Income tax expense recorded for alternative minimum tax	$ 1,000,000	$ 594,000
AMT paid	$ 0	$ 61,000
Percentage of loss carryforwards used against AMT income	90.00%
Increase or decrease in the amount of unrecognized tax benefits for uncertain tax positions	$ 0
Accrued interest related to uncertain tax positions	$ 0		$ 0
Federal
Operating loss carryforwards
Net operating losses			305,000,000
State
Operating loss carryforwards
Valuation allowance related to NOLs			$ 2,300,000