Shareholders' Equity (Tables)

9 Months Ended

Oct. 31, 2015

Shareholders Equity [Abstract]

Class of Treasury Stock

The Company’s common share repurchase and issuance activity for the nine months ended October 31, 2015 is summarized as follows:

	Shares		Weighted- average price per share
Treasury stock balance at January 31, 2015	21,866,069		$	42.95
Shares of common stock repurchased under share repurchase programs	2,497,029		58.87
Shares of treasury stock reissued	(189,564	)
Treasury stock balance at October 31, 2015	24,173,534		$	44.59