Operating Segments (Reconciliation Of Revenues) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]
Total consolidated net revenues	$ 10,802,370	$ 16,731,568	$ 14,848,077	$ 9,881,038	$ 10,263,711	$ 15,046,958	$ 13,784,714	$ 9,374,454	$ 52,263,053	$ 48,469,837
Reportable Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total consolidated net revenues									54,410,000	50,471,000
Elimination Of Intersegment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total consolidated net revenues									$ (2,147,000)	$ (2,001,000)