CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $)	0 Months Ended	3 Months Ended								12 Months Ended
	Dec. 17, 2013	Oct. 31, 2014	Jul. 31, 2014	Apr. 30, 2014	Jan. 31, 2014	Oct. 31, 2013	Jul. 31, 2013	Apr. 30, 2013	Jan. 31, 2013	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
CONSOLIDATED STATEMENTS OF EQUITY [Abstract]
Dividends declared, per share		$ 0.30	$ 0.30	$ 0.30	$ 0.30	$ 0.66	$ 0.30	$ 0.30	$ 0.30	$ 1.20	$ 1.56	$ 1.10
Number of shares repurchased	20,400									120,972