Income Taxes (Tables)

9 Months Ended

Sep. 30, 2018

Income Tax Disclosure [Abstract]

Provision for Income Taxes and Effective Income Tax Rates

The provision for income taxes and the effective income tax rates were as follows (dollars in thousands):

	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
Provision for income taxes	$	227		$	371		$	724		$	539
Effective income tax rate		1.7	%		90.7	%		2.8	%		65.6	%