Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2011	May 25, 1999
Cash	$ 2,745,060	$ 7,016,710	$ 27,577,410	$ 34,644,745	$ 0
Level 1 [Member]
Cash	2,745,060	7,016,710
Level 2 [Member]
Cash	0	0
Level 3 [Member]
Cash	$ 0	$ 0