XML 14 R17.htm IDEA: XBRL DOCUMENT

Dividends	6 Months Ended
Dividends	Jul. 31, 2013
Dividends [Abstract]
Dividends	DIVIDENDS Dividends paid during the three and six months ended July 31, 2013 were $4,366 and $8,727, respectively, or 12.0 cents per share. Dividends paid during the three and six months ended July 31, 2012 were $3,812 and $7,618, respectively, or 10.5 cents per share.