v3.26.3
Cover Page - shares
 9 Months Ended
Sep. 26, 2026
Oct. 30, 2026
Dec. 27, 2025
Entity Information [Line Items]      
Document Type 10-Q    
Document Quarterly Report true    
Document Transition Report false    
Entity File Number 001-39609    
Entity Registrant Name Hillman Solutions Corp.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 85-2096734    
Entity Address, Address Line One 1280 Kemper Meadow Drive    
Entity Address, City or Town Cincinnati    
Entity Address, State or Province OH    
Entity Address, Postal Zip Code 45240    
City Area Code 513    
Local Phone Number 851-4900    
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    
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol HLMN    
Security Exchange Name NASDAQ    
Amendment Flag false    
Document Fiscal Period Focus Q3    
Entity Central Index Key 0001822492    
Current Fiscal Year End Date --12-26    
Common stock, shares issued 199,329,814   197,857,100
Common stock, shares outstanding 194,358,288   196,487,532
Document Period End Date Sep. 26, 2026    
Document Fiscal Year Focus 2026    
Entity Common Stock, Shares Outstanding   194,139,409