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OPERATING SEGMENT INFORMATION (Schedule of Operating Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019	Dec. 31, 2019
Segment Reporting Information [Line Items]
Net Sales	$ 123,639	$ 114,038
Income (Loss) Before Income Taxes	20,811	17,400
Identifiable Assets	362,399		$ 348,961
Firearms [Member]
Segment Reporting Information [Line Items]
Net Sales	122,765	112,932
Income (Loss) Before Income Taxes	20,478	17,153
Identifiable Assets	154,573		163,792
Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	874	1,106
Income (Loss) Before Income Taxes	(210)	(477)
Identifiable Assets	10,790		11,332
Corporate [Member]
Segment Reporting Information [Line Items]
Income (Loss) Before Income Taxes	543	724
Identifiable Assets	197,036		$ 173,837
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Net Sales	(4,773)	(5,601)
Intersegment Elimination [Member] | Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	4,773	5,601
Operating Segments [Member] | Unaffiliated Castings [Member]
Segment Reporting Information [Line Items]
Net Sales	$ 5,647	$ 6,707

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