Consolidated Statements of Income (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 18, 2011	Jun. 19, 2010	Jun. 18, 2011	Jun. 19, 2010
Sales	$ 1,099,575	$ 1,154,617	$ 2,199,384	$ 2,334,310
Cost of sales	1,008,998	1,060,280	2,019,818	2,148,153
Gross profit	90,577	94,337	179,566	186,157
Other costs and expenses:
Selling, general and administrative	60,241	62,835	122,818	127,482
Depreciation and amortization	8,367	8,170	16,950	16,755
Interest expense	5,355	5,366	10,814	10,624
Total other costs and expenses	73,963	76,371	150,582	154,861
Earnings before income taxes	16,614	17,966	28,984	31,296
Income tax expense	6,563	7,252	11,452	12,641
Net earnings	$ 10,051	$ 10,714	$ 17,532	$ 18,655
Net earnings per share:
Earnings per share, Basic	$ 0.79	$ 0.83	$ 1.38	$ 1.43
Earnings per share, Diluted	$ 0.77	$ 0.81	$ 1.35	$ 1.40
Declared dividends per common share	$ 0.18	$ 0.18	$ 0.36	$ 0.36
Weighted average number of common shares outstanding and common equivalent shares outstanding:
Shares outstanding, Basic	12,744	12,904	12,731	13,015
Shares outstanding, Diluted	13,042	13,263	13,029	13,352