v3.26.1
Cover - shares
6 Months Ended
Jun. 30, 2026
Jul. 31, 2026
Cover [Abstract]    
Entity Registrant Name Shefford Small Business, Inc.  
Entity Central Index Key 0002102386  
Document Type 10-Q  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Small Business true  
Entity Shell Company true  
Entity Emerging Growth Company false  
Entity Current Reporting Status Yes  
Document Period End Date Jun. 30, 2026  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2026  
Entity Common Stock Shares Outstanding   1,000,000
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 000-2102386  
Entity Incorporation State Country Code NC  
Entity Tax Identification Number 41-2668405  
Entity Address Address Line 1 1852 Banking Street Suite 29551  
Entity Address City Or Town Greensboro  
Entity Address State Or Province NC  
Entity Address Postal Zip Code 27408  
Entity Interactive Data Current Yes  
City Area Code 646  
Local Phone Number 330-0977