Condensed Consolidated Statements Of Comprehensive Income (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
Income Statement [Abstract]
Net sales	$ 530,532,000	$ 529,654,000
Cost of sales	479,370,000	478,002,000
Gross profit	51,162,000	51,652,000
Selling and administrative expenses	29,678,000	27,890,000
Operating income	21,484,000	23,762,000
Other income (expense):
Interest expense	(3,720,000)	(4,060,000)
Interest income	397,000	483,000
Miscellaneous	(475,000)	(545,000)
Income before income taxes	17,686,000	19,640,000
Income tax expense	1,100,000	1,800,000
Net income	16,616,000	17,870,000
Earnings per share:
Basic	$ 0.48	$ 0.52
Diluted	$ 0.47	$ 0.51
Weighted average shares outstanding:
Basic	34,836	34,600
Diluted	35,283	35,181
Comprehensive income:
Net income	16,616,000	17,870,000
Derivative instrument fair market value adjustment - net of income tax	(511,000)	1,594,000
Foreign currency translation adjustments	2,625,000	835,000
Comprehensive income	$ 18,730,000	$ 20,299,000