Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Jul. 01, 2017	Jul. 02, 2016
Cash Flows From Operating Activities:
Net earnings	$ 18,749,000	$ 27,391,000
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	8,576,000	8,529,000
Amortization of capitalized financing costs	48,000	48,000
Stock-based compensation expense	1,343,000	1,521,000
Deferred income taxes	2,705,000	597,000
Asset impairment charges		20,000
Excess tax benefits from stock-based compensation	(488,000)	(1,244,000)
Loss on sale and disposition of property, plant and equipment	49,000	15,000
Increase in cash surrender value of life insurance policies over premiums paid	(568,000)	(268,000)
Net changes in assets and liabilities:
Accounts receivable, net	5,082,000	(2,644,000)
Inventories	(12,496,000)	2,095,000
Accounts payable and accrued expenses	290,000	7,981,000
Other changes	(1,739,000)	1,613,000
Total adjustments	2,802,000	18,263,000
Net cash provided by operating activities	21,551,000	45,654,000
Cash Flows From Investing Activities:
Capital expenditures	(16,855,000)	(9,077,000)
Proceeds from surrender of life insurance policies	100,000	134,000
Increase in cash surrender value of life insurance policies	(330,000)	(324,000)
Proceeds from sale of assets held for sale		180,000
Proceeds from sale of property, plant and equipment		60,000
Net cash used for investing activities	(17,085,000)	(9,027,000)
Cash Flows From Financing Activities:
Proceeds from long-term debt	322,000	273,000
Principal payments on long-term debt	(322,000)	(273,000)
Cash dividends paid	(25,440,000)	(20,289,000)
Cash received from exercise of stock options	107,000	4,312,000
Excess tax benefits from stock-based compensation	488,000	1,244,000
Payment of employee tax withholdings related to net share transactions	(646,000)	(1,303,000)
Financing costs		(11,000)
Net cash used for financing activities	(25,491,000)	(16,047,000)
Net increase (decrease) in cash and cash equivalents	(21,025,000)	20,580,000
Cash and cash equivalents at beginning of period	58,873,000	33,258,000
Cash and cash equivalents at end of period	37,848,000	53,838,000
Supplemental Disclosures of Cash Flow Information:
Income taxes, net	6,796,000	12,166,000
Non-cash investing and financing activities:
Purchases of property, plant and equipment in accounts payable	2,092,000	460,000
Restricted stock units and stock options surrendered for withholding taxes payable	$ 646,000	$ 1,303,000