Supplemental Schedule Of Cash Flow Information (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Supplemental Schedule Of Cash Flow Information [Abstract]
Income tax refund	$ 450,000
Income Taxes Paid		$ 2,600,000	$ 1,500,000