Operating Segments (Reconciliation Of Assets) (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting, Asset Reconciling Item [Line Items]
Total consolidated assets	$ 49,624,954	$ 45,341,082
Reportable Segment [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total consolidated assets	67,819,000	62,381,000
Elimination Of Intersegment [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total consolidated assets	$ (18,194,000)	$ (17,040,000)