Debt (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Summary of Long-Term Debt

Long-term debt was comprised of the following:

	As of December 31
	2016			2015
Revolving credit facility due in 2020	$	89,100		$	90,700
Weighted-average interest rate	1.9		%	1.5		%
Amount available	$	208,735		$	106,985
Total credit facility	$	300,000		$	200,000
Standby letters of credit	$	2,165		$	2,315
Commitment fee percentage per annum	0.25		%	0.25		%

Summary of Interest Rate Swaps Activity Recorded in Other Comprehensive Income Before Tax

Interest rate swaps activity recorded in other comprehensive earnings before tax included the following:

	Years Ended December 31,
	2016		2015			2014
Unrealized gain (loss)	$	593	$	(516	)	$	(510	)
Realized gain reclassified to interest expense	$	928	$	768		$	488

Summary of Interest Rate Swaps Included on Balance Sheets

Interest rate swaps included on the balance sheets are comprised of the following:

	As of December 31,
	2016		2015
Other current assets	$	2	$	—
Other assets	$	751	$	—
Accrued expenses and other liabilities	$	—	$	791
Other long-term obligations	$	—	$	(23	)