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Capital Structure - Schedule of Capital Units (Details) - $ / shares
3 Months Ended
May 31, 2020
Feb. 29, 2020
Capital Unit [Line Items]    
Treasury stock, shares 2,749,218 2,749,218
Preferred stock, shares outstanding 0 0
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  
Preferred Stock, Liquidation Preference Per Share $ 50  
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 $ 0.01
Common Stock, Shares Authorized 60,000,000 60,000,000
Common Stock, Shares, Outstanding 21,656,976 21,556,976
Common Stock, Voting Rights 1  
Common Class B [Member]    
Capital Unit [Line Items]    
Common Stock, Par or Stated Value Per Share $ 0.01 $ 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