Note L - Business Segments - Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
External net sales	$ 114,048	$ 69,683	$ 77,138	$ 60,754	$ 100,407	$ 87,225	$ 87,118	$ 81,027	$ 321,623	$ 355,777	$ 352,627
Gross profit (loss)	13,314	17,062	15,038	9,711	17,130	11,230	17,675	18,361	55,125	64,396	84,922
Operating profit (loss)									22,127	30,029	56,196
Total assets	411,847				420,398				411,847	420,398	433,170
Depreciation and amortization									2,979	2,978	3,005
Capital expenditures									1,030	2,866	2,621
Net sales	114,048	$ 69,683	$ 77,138	$ 60,754	100,407	$ 87,225	$ 87,118	$ 81,027	321,623	355,777	352,627
Total assets	411,847				420,398				411,847	420,398	433,170
Housewares/Small Appliances [Member] | Operating Segments [Member]
External net sales									118,347	115,924	117,645
Gross profit (loss)									17,422	9,974	24,206
Operating profit (loss)									5,262	(2,631)	10,371
Total assets	211,804				242,456				211,804	242,456	245,662
Depreciation and amortization									975	1,215	983
Capital expenditures									527	738	828
Net sales									118,347	115,924	117,645
Total assets	211,804				242,456				211,804	242,456	245,662
Defense [Member] | Operating Segments [Member]
External net sales									202,483	239,514	234,645
Gross profit (loss)									42,638	61,205	62,561
Operating profit (loss)									31,644	51,216	52,810
Total assets	194,422				168,296				194,422	168,296	164,951
Depreciation and amortization									1,613	1,530	1,743
Capital expenditures									393	1,966	1,678
Net sales									202,483	239,514	234,645
Total assets	194,422				168,296				194,422	168,296	164,951
Safety [Member] | Operating Segments [Member]
External net sales									793	339	337
Gross profit (loss)									(4,935)	(6,783)	(1,845)
Operating profit (loss)									(14,779)	(18,556)	(6,985)
Total assets	5,621				9,646				5,621	9,646	22,557
Depreciation and amortization									391	233	279
Capital expenditures									110	162	115
Net sales									793	339	337
Total assets	$ 5,621				$ 9,646				$ 5,621	$ 9,646	$ 22,557