CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Feb. 29, 2016	Feb. 28, 2015
Income Statement [Abstract]
Realized gain on the sale of marketable securities	$ 2,158,888	$ 0
Interest income	1,132,444	1,003,333
Equity in net income of unconsolidated investees	1,236,000	199,613
Professional fees and other expenses	(282,012)	(237,964)
Income before income taxes	4,245,320	964,982
Income tax benefit (2016 restated)	3,307,472	163,241
Net income (2016 restated)	7,552,792	1,128,223
Equity in other comprehensive loss of unconsolidated investee	0	(27,058)
Reversal of equity in other comprehensive income of unconsolidated investee previously accounted for using the equity method	0	(274,818)
Unrealized gain (loss) on marketable securities, net of income taxes	16,869,943	(5,197,086)
Comprehensive income (loss)	$ 24,422,735	$ (4,370,739)