XML 29 R25.htm IDEA: XBRL DOCUMENT

Stock-based Compensation (Details 2) (USD $)	3 Months Ended
Stock-based Compensation (Details 2) (USD $)	May 31, 2013	May 31, 2012
Share based compensation expense and related income tax benefits
Compensation Expense	$ 1,607,220	$ 1,603,004
Income tax benefits	$ 562,527	$ 561,051

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References+ Details