Note E - Business Segments - Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2023	Apr. 03, 2022	Dec. 31, 2022
External net sales	$ 80,409	$ 60,754
Gross profit (loss)	18,020	9,711
Operating profit (loss)	9,420	3,087
Total assets	395,879	388,514	$ 411,847
Depreciation and amortization	1,707	712
Capital expenditures	498	172
Housewares/Small Appliances [Member] | Operating Segments [Member]
External net sales	21,052	20,306
Gross profit (loss)	4,706	1,195
Operating profit (loss)	1,345	(1,539)
Total assets	182,139	208,455
Depreciation and amortization	252	262
Capital expenditures	66	77
Defense [Member] | Operating Segments [Member]
External net sales	58,858	40,355
Gross profit (loss)	14,059	8,867
Operating profit (loss)	10,519	6,038
Total assets	207,151	170,154
Depreciation and amortization	1,342	389
Capital expenditures	166	92
Safety [Member] | Operating Segments [Member]
External net sales	499	93
Gross profit (loss)	(745)	(351)
Operating profit (loss)	(2,444)	(1,412)
Total assets	6,589	9,905
Depreciation and amortization	113	61
Capital expenditures	$ 266	$ 3