Income Taxes (Tables)

3 Months Ended

Mar. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit)

The provision (benefit) for income taxes consists of the following:

	Three months ended
	March 31, 2018		March 31, 2017
	(in thousands)
Current	$	560	$	3,591
Deferred	420		720
	$	980	$	4,311

Schedule of Effective Income Tax Rate Reconciliation

The reconciliation of the Federal statutory income tax rate to the effective income tax rate is as follows:

	Three months ended
	March 31, 2018		March 31, 2017
Federal statutory rate	21.0	%	35.0	%
State income taxes, net of Federal benefit	6.8		3.4
Domestic manufacturing deduction	—		(2.9	)
Excess tax benefits	(8.9	)	(7.1	)
Other	(0.2	)	1.3
Effective tax rate	18.7	%	29.7	%