Income Taxes (Tables)

6 Months Ended

May. 31, 2015

Income Tax Disclosure [Abstract]

Schedule of Income Tax Provision

The income tax provision for the first half of fiscal 2015 and 2014 was as follows:

	Six months ended May 31,
	2015			2014
	(In millions)
Federal and state current income tax expense	$	16.8		$	4.2
Net deferred benefit	(0.6		)	(4.1		)
Research and development credits	(1.5		)	1.1
Income tax provision	$	14.7		$	1.2
Cash paid for income taxes	$	10.2		$	1.7