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Subsequent Event	12 Months Ended
Subsequent Event	Jan. 31, 2015
Subsequent Event [Line Items]
SUBSEQUENT EVENT	SUBSEQUENT EVENT On March 6, 2015, we announced that our Board of Directors authorized the repurchase of up to $200.0 million of our common shares (“2015 Repurchase Program”). Pursuant to the 2015 Repurchase Program, we may repurchase shares in the open market and/or in privately negotiated transactions at our discretion, subject to market conditions and other factors. Common shares acquired through the 2015 Repurchase Program will be available to meet obligations under our equity compensation plans and for general corporate purposes. The 2015 Repurchase Program has no scheduled termination date and will be funded with cash and cash equivalents, cash generated from operations or, if needed, by drawing on the 2011 Credit Agreement.