OPERATING SEGMENT INFORMATION (Schedule of Operating Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Dec. 31, 2020
Segment Reporting Information [Line Items]
Net Sales	$ 184,377	$ 123,639
Income (Loss) Before Income Taxes	52,390	20,811
Identifiable Assets	364,129		$ 348,258
Firearms [Member]
Segment Reporting Information [Line Items]
Net Sales	183,603	122,765
Income (Loss) Before Income Taxes	52,486	20,478
Identifiable Assets	184,249		174,500
Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	774	874
Income (Loss) Before Income Taxes	(161)	(210)
Identifiable Assets	13,031		11,959
Corporate [Member]
Segment Reporting Information [Line Items]
Income (Loss) Before Income Taxes	65	543
Identifiable Assets	166,849		$ 161,799
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Net Sales	(7,070)	(4,773)
Intersegment Elimination [Member] | Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	7,070	4,773
Operating Segments [Member] | Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	$ 7,844	$ 5,647