Investments in Mesquite Rollforward (Details) (USD $)	12 Months Ended
	Feb. 28, 2014	Feb. 28, 2013
Equity Method Investment Rollforward [Roll Forward]
Equity in net income (loss) of Mesquite	$ 3,774,862	$ (2,299,238)
Mesquite
Equity Method Investment Rollforward [Roll Forward]
Balance, beginning of period	3,580,222	5,602,222
Equity in net income (loss) of Mesquite	664,000	(2,022,000)
Balance, end of period	$ 4,244,222	$ 3,580,222