Income Taxes (Tables)

6 Months Ended

Jun. 30, 2019

Income Tax Disclosure [Abstract]

Reconciliation of Unrecognized Tax Benefits

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

	2019
	(in thousands)
Balance at January 1, 2019	$	4,585
Additions based on tax positions related to current year	1,180
Additions for tax positions of prior years	124
Reductions for tax positions of prior years	(60		)
Reductions due to lapse of applicable statute of limitations	(867		)
Settlements	(76		)
Balance at June 30, 2019	$	4,886