Consolidated Balance Sheets (Parenthetical) (USD $)	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2012
Common stock, par value (in usd per share)	$ 1.000	$ 1.000	$ 1.000
Common stock, shares authorized	100,000,000	100,000,000	100,000,000
Common stock, shares issued	65,318,000	65,223,000	65,132,000
Treasury stock, shares	28,897,000	28,897,000	28,897,000