Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details Textual)

v2.4.0.8
Income Taxes (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Nov. 30, 2013
Nov. 30, 2012
Nov. 30, 2013
Nov. 30, 2012
Jun. 05, 2013
Income Tax Disclosure [Abstract]          
Effective tax rate 27.80% 27.00% 9.00% 25.30%  
Preexisting equity interest         50.00%
Gain on remeasurement to fair value of preexisting equity interest $ 0 $ 0 $ 1,642.0 $ 0  
Impairment of goodwill     $ 278.7