Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 02, 2017	Jul. 03, 2016
Cash flows from operating activities:
Net earnings	$ 27,867	$ 15,485
Adjustments to reconcile net earnings to net cash provided by operating activities:
Provision for depreciation	3,912	5,897
Intangibles amortization	372	568
Provision for doubtful accounts	14	8
Non-cash retirement plan expense	357	374
Gain on involuntary conversion of machinery and equipment	(1,997)
Gain on disposal of property, plant and equipment	(2)
Gain on divestiture of business	(11,413)
Other	133	497
Changes in operating accounts:
Accounts receivable, net	29,060	14,094
Inventories	(21,191)	(17,822)
Other assets and current assets	(3,099)	599
Accounts payable and accrued liabilities	(9,675)	8,220
Federal and state income taxes	(8,656)	(1,416)
Net cash provided by operating activities	5,682	26,504
Cash flows from investing activities:
Marketable securities purchased	(109,465)	(27,386)
Marketable securities - maturities and sales	65,250	3,391
Proceeds from divestiture of business, net	64,033
Purchase of property, plant and equipment	(4,509)	(2,579)
Notes issued		(2,419)
Sale of property, plant and equipment	1	2
Net cash provided by (used in) investing activities	15,310	(28,991)
Cash flows from financing activities:
Dividends paid	(38,405)	(35,161)
Proceeds from sale of treasury stock	519	443
Other	(114)
Net cash used in financing activities	(38,000)	(34,718)
Net decrease in cash and cash equivalents	(17,008)	(37,205)
Cash and cash equivalents at beginning of year	27,034	56,222
Cash and cash equivalents at end of year	$ 10,026	$ 19,017