Income Taxes (Tables)

6 Months Ended

Jun. 30, 2016

Income Tax Disclosure [Abstract]

Tax provision (benefit)

The effect of the change in valuation allowance on the provision for income taxes was as follows:

	Three months ended June 30,					Six months ended June 30,
(In thousands)	2016		2015			2016		2015
Provision for income tax	$	56,018	$	39,991		$	90,515	$	87,874
Change in valuation allowance	—		(38,669		)	—		(83,167		)
Provision for income taxes	$	56,018	$	1,322		$	90,515	$	4,707