Consolidated Statements of Income and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	May 28, 2016	May 30, 2015	May 28, 2016	May 30, 2015
Net revenues	$ 272,077	$ 266,510	$ 711,972	$ 725,456
Cost of goods sold	241,820	238,327	631,191	648,629
Gross profit	30,257	28,183	80,781	76,827
Operating expenses:
Selling	4,770	5,150	14,714	14,703
General and administrative	4,894	6,453	19,212	19,154
Impairment of fixed assets	0	(462)	0	(462)
Total operating expenses	9,664	12,065	33,926	34,319
Operating income	20,593	16,118	46,855	42,508
Non-operating income	77	0	194	35
Income before income taxes	20,670	16,118	47,049	42,543
Provision for taxes	6,232	4,616	14,699	13,050
Net income	$ 14,438	$ 11,502	$ 32,350	$ 29,493
Income per common share:
Basic	$ 0.54	$ 0.43	$ 1.20	$ 1.09
Diluted	$ 0.53	$ 0.43	$ 1.20	$ 1.09
Weighted average common shares outstanding:
Basic (in shares)	26,892	26,932	26,935	26,942
Diluted (in shares)	27,004	27,030	27,029	27,042
Common stock, dividends, per share, cash paid	$ 0.10	$ 0.09	$ 0.30	$ 0.27
Other comprehensive (loss) income:
Amortization of prior service credit (net of tax of $765, $556, $2,182 and $1,554)	$ (1,243)	$ (903)	$ (3,545)	$ (2,525)
Amortization of net actuarial loss (net of tax of $160, $154, $462 and $412)	260	249	751	668
Plan amendment, (net of tax of $0, $0, $10,895 and $581)	0	0	17,701	944
Total other comprehensive (loss) income	(983)	(654)	14,907	(913)
Comprehensive income	$ 13,455	$ 10,848	$ 47,257	$ 28,580