Debt (Tables)

12 Months Ended

Dec. 31, 2015

Debt Disclosure [Abstract]

Schedule of Long-term Debt

	December 31,
Long-term Debt	2015			2014
1.85% note, unsecured, due in quarterly installments of $798 beginning in July 2014    through April 2016	$	1,586		$	4,714
1.43% note, unsecured, due in quarterly installments of $134 beginning in July 2014    through April 2016	267			794
2.01% to 30.63% capital leases, various maturities	14,977			12,328
	$	16,830		$	17,836
Less current portion	(6,558		)	(6,241		)
Long-term Debt	$	10,272		$	11,595

Schedule of Long-term Debt Maturities

Long-term Debt matures as follows:
2016	$	6,558
2017	3,824
2018	1,357
2019	745
2020	642
After 2020	3,704
	$	16,830