Document and Entity Information - shares	6 Months Ended
	Jul. 02, 2022	Jul. 15, 2022
Cover [Abstract]
Entity Central Index Key	0000095029
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q2
Amendment Flag	false
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Jul. 02, 2022
Entity File Number	1-10435
Entity Registrant Name	STURM, RUGER & COMPANY, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	06-0633559
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
Security 12b Title	Common Stock, $1 par value
Trading Symbol	RGR
Name of Exchange on which Security is Registered	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		17,668,670