Shareholders' Equity

6 Months Ended

Jul. 31, 2018

9. Shareholders’ Equity

Share repurchase activity under the Company’s share repurchase programs was as follows:

	Three Months Ended				Six Months Ended
	July 31,				July 31,
	2018		2017		2018		2017
Number of common shares repurchased and subsequently retired		—		5,009,705		—		5,009,705
Total cost	$	—	$	90,511	$	—	$	90,511
Average cost per share, including commissions	$	—	$	18.07	$	—	$	18.07

On February 23, 2015, the Company’s Board of Directors authorized the repurchase of 20,000,000 common shares under a share repurchase program; all shares were repurchased by the end of August 2017. On August 22, 2017, the Company’s Board of Directors authorized the repurchase of an additional 20,000,000 common shares under a share repurchase program, of which 17,902,153 common shares were remaining as of July 31, 2018.

During the six months ended July 31, 2018, the Company acquired and subsequently retired 158,018 common shares at a total cost of $5,924 from employees to meet minimum statutory tax withholding requirements. During the six months ended July 31, 2017, the Company acquired and subsequently retired 43,423 common shares at a total cost of $1,142 from employees to meet minimum statutory tax withholding requirements.