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Common Stock Dividends
3 Months Ended
Apr. 30, 2014
Dividends, Common Stock [Abstract]  
Dividends Payable [Text Block]
Common Stock Dividends
On February 20, 2014, the Board of Directors approved the fiscal 2015 annual dividend of $1.92 per share, an increase compared to the fiscal 2014 annual dividend of $1.88 per share. For fiscal 2015, the annual dividend will be paid in four quarterly installments of $0.48 per share, according to the following record and payable dates:
Record Date
  
Payable Date
March 11, 2014
  
April 1, 2014
May 9, 2014
  
June 2, 2014
August 8, 2014
  
September 3, 2014
December 5, 2014
  
January 5, 2015

The dividend installments payable on April 1, 2014 and June 2, 2014, were paid as scheduled.