Income taxes (Tables)

3 Months Ended

Oct. 31, 2016

Provision for Income Taxes and Effective Tax Rate

The following table presents the provision for income taxes and our effective tax rate for the three months ended October 31, 2016 and 2015:

	Three Months Ended October 31,
(in millions except percentages)	2016			2015
Provision for income taxes	$	1.0		$	0.2
Effective tax rate		28	%		10	%