STOCKHOLDERS' EQUITY, Share Repurchase Program (Details)	Oct. 31, 2014
Common Stock [Member]
Equity, Class of Treasury Stock [Line Items]
Number of shares authorized for repurchase (in shares)	2,000,000
Amended number of shares authorized for repurchase	1,500,000
Common Stock [Member] | Share Repurchase Program [Member]
Equity, Class of Treasury Stock [Line Items]
Number of shares repurchased (in shares)	4,600
Class A Common Stock [Member] | Share Repurchase Program [Member]
Equity, Class of Treasury Stock [Line Items]
Number of shares repurchased (in shares)	724,578