Income Taxes Income Taxes (Tables)

3 Months Ended

Mar. 31, 2017

Income Tax Disclosure [Abstract]

Summary of Tax Expense and Effective Tax Rates

Income tax expense and effective tax rates were as follows:

	Three Months Ended March 31,
	2017			2016
Income before income taxes	$	15,948		$	13,051
Income tax expense	4,938			2,905
Effective tax rate	31.0		%	22.1		%