Cover - shares	3 Months Ended
	Mar. 28, 2026	Apr. 15, 2026
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Entity Interactive Data Current	Yes
Amendment Flag	false
Document Period End Date	Mar. 28, 2026
Document Fiscal Year Focus	2026
Document Fiscal Period Focus	Q1
Entity Registrant Name	STURM, RUGER & COMPANY, INC.
Entity Central Index Key	0000095029
Entity File Number	1-10435
Entity Tax Identification Number	06-0633559
Entity Incorporation, State or Country Code	DE
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Address, Address Line One	One Lacey Place
Entity Address, City or Town	Southport
Entity Address, State or Province	CT
Entity Address, Postal Zip Code	06890
City Area Code	(203)
Local Phone Number	259-7843
Entity Common Stock, Shares Outstanding		15,944,253
Common Stock, $1 par value
Document Information [Line Items]
Title of 12(b) Security	Common Stock, $1 par value
Trading Symbol	RGR
Security Exchange Name	NYSE
Common Stock Purchase Rights
Document Information [Line Items]
Title of 12(b) Security	Common Stock Purchase Rights
No Trading Symbol Flag	true