Operating Segments (Schedule Of Reconciliations Of Reportable Segment Revenue) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Segment Reporting, Revenue Reconciling Item [Line Items]
Total consolidated net revenues	$ 11,964,084	$ 11,665,520	$ 21,572,794	$ 19,973,330
Reportable Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total consolidated net revenues			22,555,000	20,829,000
Elimination Of Intersegment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total consolidated net revenues			$ (982,000)	$ (856,000)