Debt (Tables)

12 Months Ended

Dec. 26, 2014

Debt Disclosure [Abstract]

Debt summary

		Average
		Interest Rate
		December 26,
		2014		Maturity	2014		2013
Private placement unsecured fixed-rate notes
	Series A	4.00	%	March 2018	$	75,000	$	75,000
	Series B	5.01	%	March 2023		75,000		75,000
	Series C	4.88	%	January 2020		75,000		75,000
	Series D	5.35	%	July 2026		75,000		75,000
Unsecured revolving credit facility		1.28	%	June 2019		315,000		108,370
Notes payable to banks		0.85	%	2015		5,016		9,584
Total debt, including current portion					$	620,016	$	417,954

Annual maturities of debt

2015	$	5,016
2016		-
2017		-
2018		75,000
2019		315,000
Thereafter		225,000