Shareholders' Equity (Tables)

3 Months Ended

Apr. 30, 2018

Shareholders Equity [Abstract]

Class of Treasury Stock

The Company’s common share issuance activity for the three months ended April 30, 2018 is summarized as follows:

	Shares		Weighted-average price per share
Treasury stock balance at January 31, 2018	21,083,972		$	44.59
Shares of treasury stock reissued for equity incentive plans	(156,018	)
Treasury stock balance at April 30, 2018	20,927,954		$	44.59

There were no common shares repurchased by the Company during the three months ended April 30, 2018. The reissuance of shares from treasury stock is based on the weighted average purchase price of the shares.