COMMON STOCK Common Stock (Details)	12 Months Ended
	Feb. 28, 2014 vote
Class A Common Stock
Class of Stock [Line Items]
Number of votes per share of common stock	1
Class B Common Stock
Class of Stock [Line Items]
Number of votes per share of common stock	10
Class C Common Stock
Class of Stock [Line Items]
Number of votes per share of common stock	0