Condensed Consolidated Statements of Shareholders' Equity (Parenthetical) - USD ($)	3 Months Ended
	Apr. 30, 2016	May. 02, 2015
Dividends paid (in dollars per share)	$ 0.20	$ 0.20
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	$ 117,000	$ 0