Debt (Tables)

6 Months Ended

Jun. 30, 2016

Debt Disclosure [Abstract]

Summary of Long-Term Debt

Long-term debt was comprised of the following:

	As of
	June 30,			December 31,
	2016			2015
Revolving credit facility due in 2020	$	110,800		$	90,700
Weighted average interest rate	1.9		%	1.5		%
Amount available	$	187,035		$	106,985
Total credit facility	$	300,000		$	200,000
Standby letters of credit	$	2,165		$	2,315
Commitment fee percentage per annum	0.30		%	0.25		%