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OPERATING SEGMENT INFORMATION (Schedule of Operating Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019	Dec. 31, 2019
Segment Reporting Information [Line Items]
Net Sales	$ 130,264	$ 96,329	$ 253,903	$ 210,367
Income (Loss) Before Income Taxes	24,699	8,410	45,510	25,810
Identifiable Assets	389,856		389,856		$ 348,961
Firearms [Member]
Segment Reporting Information [Line Items]
Net Sales	129,413	94,971	252,178	207,903
Income (Loss) Before Income Taxes	24,722	8,186	45,200	25,339
Identifiable Assets	146,893		146,893		163,792
Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	851	1,358	1,725	2,464
Income (Loss) Before Income Taxes	(513)	(557)	(723)	(1,034)
Identifiable Assets	10,579		10,579		11,332
Corporate [Member]
Segment Reporting Information [Line Items]
Income (Loss) Before Income Taxes	490	781	1,033	1,505
Identifiable Assets	232,384		232,384		$ 173,837
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Net Sales	(5,015)	(4,565)	(9,788)	(10,166)
Intersegment Elimination [Member] | Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	5,015	4,565	9,788	10,166
Operating Segments [Member] | Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	$ 5,866	$ 5,923	$ 11,513	$ 12,630

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