Capital Structure Capital Structure (Details) (USD $)	12 Months Ended
	Feb. 28, 2014	Feb. 28, 2013
Capital Unit [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	1,738,243
Preferred Stock, Liquidation Preference Per Share	$ 0
Treasury Stock [Member]
Capital Unit [Line Items]
Treasury Stock, Shares	1,815,272	1,816,132
Preferred Stock [Member]
Capital Unit [Line Items]
Preferred Stock, Par or Stated Value Per Share	$ 50.00
Preferred Stock, Shares Authorized	50,000	50,000
Preferred Stock, Shares Outstanding	0	0
Preferred Stock, Voting Rights	0
Series A Preferred Stock [Member]
Capital Unit [Line Items]
Preferred Stock, Par or Stated Value Per Share	$ 0.01
Preferred Stock, Shares Authorized	1,500,000	1,500,000
Preferred Stock, Shares Outstanding	0	0
Preferred Stock, Voting Rights	0
Common Class A [Member]
Capital Unit [Line Items]
Common Stock, Par or Stated Value Per Share	$ 0.01
Common Stock, Shares Authorized	60,000,000	60,000,000
Common Stock, Shares, Outstanding	22,172,968	21,300,670
Common Stock, Voting Rights	1
Common Class B [Member]
Capital Unit [Line Items]
Common Stock, Par or Stated Value Per Share	$ 0.01
Common Stock, Shares Authorized	10,000,000	10,000,000
Common Stock, Shares, Outstanding	2,260,954	2,260,954
Common Stock, Voting Rights	10