Other Assets Schedule of Loan Receivable (Details) (USD $)	6 Months Ended		12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Other Assets [Abstract]
Loan Receivable beginning of period	$ 16,782,918		$ 9,899,719
Provision for Loan and Lease Losses	0		4,242,571
Allowance for Doubtful Accounts Receivable, Period Increase (Decrease)	600,000		0
Deconsolidation of VIE	0	9,996,003	1,861,051
Debt Instrument, Increase, Accrued Interest	643,248		779,577
Increase (decrease) in interest receivable	(1,073,526)	(1,417,399)
Loan receivable end of period	$ 18,026,166		$ 16,782,918