Condensed consolidated Balance Sheets (Parenthetical) (USD $)	Nov. 30, 2013	Feb. 28, 2013
Statement of Financial Position [Abstract]
Accounts Receivable, Allowance for Doubtful Accounts	$ 1,876,182	$ 1,000,000
Common Stock, Par Value (usd per share)	$ 1	$ 1
Common Stock, Shares Authorized (shares)	100,000,000	100,000,000
Common Stock, Shares Issued (shares)	25,538,265	25,376,967