Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jul. 01, 2018
Cash flows from operating activities:
Net earnings	$ 14,107	$ 21,761
Adjustments to reconcile net earnings to net cash provided by operating activities:
Provision for depreciation	1,899	2,057
Intangibles amortization		2,161
Provision for doubtful accounts		12
Non-cash retirement plan expense	359	379
Other	65	139
Changes in operating accounts:
Accounts receivable, net	15,626	21,469
Inventories	(20,486)	6,791
Other assets and current assets	2,273	275
Accounts payable and accrued liabilities	(5,406)	(847)
Federal and state income taxes	(577)	(4,371)
Net cash provided by operating activities	7,860	49,826
Cash flows from investing activities:
Marketable securities purchased	(95,301)	(59,771)
Marketable securities - maturities and sales	138,583	74,666
Proceeds from divestiture of business, net of cash paid		3,660
Purchase of property, plant and equipment	(3,566)	(4,001)
Proceeds from insurance settlement	807	2,474
Sale of property, plant and equipment		1
Net cash provided by investing activities	40,523	17,029
Cash flows from financing activities:
Dividends paid	(42,087)	(41,989)
Proceeds from sale of treasury stock	518	528
Other	(223)	(6)
Net cash used in financing activities	(41,792)	(41,467)
Net increase in cash and cash equivalents	6,591	25,388
Cash and cash equivalents at beginning of period	56,847	11,222
Cash and cash equivalents at end of period	$ 63,438	$ 36,610