Debt (Tables)

9 Months Ended

Sep. 30, 2017

Debt Disclosure [Abstract]

Summary of Long-Term Debt

Long-term debt was comprised of the following:

	As of
	September 30,			December 31,
	2017			2016
Revolving credit facility due in 2020	$	82,300		$	89,100
Weighted average interest rate	2.3		%	1.9		%
Amount available	$	215,635		$	208,735
Total credit facility	$	300,000		$	300,000
Standby letters of credit	$	2,065		$	2,165
Commitment fee percentage per annum	0.25		%	0.25		%