Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Oct. 02, 2011
Cash flows from operating activities:
Net earnings	$ 11,501	$ 15,111
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	14,583	13,176
Prepaid pension asset	(5,122)	(6,486)
Equity-based compensation - Note B	3,181	3,363
Restructuring and impairment charge - Note M	3,384	694
Amortization of retirement benefit adjustments - Note F	5,193	4,431
Insurance recovery for business interruption and property damage - casualties	(17,011)	(4,579)
Insurance proceeds for business interruption and property damage other than property, plant and equipment - casualties	17,703	3,745
Other	(965)	(1,955)
Changes in assets and liabilities, net of acquisition
Accounts receivable	10,020	6,619
Inventories	19,483	(14,184)
Other current assets	1,205	(1,750)
Accounts payable and accrued liabilities	(38,169)	(4,809)
Total adjustments	13,485	(1,735)
Net cash provided by operating activities	24,986	13,376
Cash flows from investing activities:
Capital expenditures	(9,779)	(10,216)
Capital expenditures to replace property, plant and equipment damaged in casualties	(2,859)	(2,930)
Insurance proceeds for property, plant and equipment damaged in casualties	2,250	3,057
Proceeds from sale of fixed assets and assets held for sale	499
Payment for acquisition, net of cash acquired	(14,689)	(2,930)
Net cash used in investing activities	(24,578)	(13,019)
Cash flows from financing activities:
Payments of long-term debt - Note E	(3,979,650)	(3,056,200)
Proceeds from borrowings of long-term debt - Note E	3,999,750	3,075,900
Payments of short-term notes payable	(2,166)	(4,464)
Proceeds from borrowings of short-term notes payable	2,166	4,464
Purchase of treasury stock	(6,550)	(1,337)
Dividends paid	(3,574)	(3,089)
Exercise of stock options	1,672	472
Other	167	206
Net cash provided by financing activities	11,815	15,952
Effect of exchange rate on cash and cash equivalents	(15)	(452)
Net increase in cash and cash equivalents	12,208	15,857
Cash and cash equivalents at beginning of year	76,412	73,315
Cash and cash equivalents at end of period	88,620	89,172
Cash paid during the period for:
Interest	1,581	1,314
Income taxes - net	$ 4,468	$ 3,038