Income Taxes (Tables)

6 Months Ended

Jun. 30, 2016

Income Tax Disclosure [Abstract]

Reconciliation of Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows:

	2016
	(in thousands)
Balance at January 1, 2016	$	11,569
Additions based on tax positions related to current year	328
Additions for tax positions of prior years	—
Reductions for tax positions of prior years	(108		)
Reductions due to lapse of applicable statute of limitations	(2,374		)
Settlements	—
Balance at June 30, 2016	$	9,415