v3.26.1
Cover Page - shares
6 Months Ended
Jun. 30, 2026
Aug. 12, 2026
Cover [Abstract]    
Document Quarterly Report true  
Document Period End Date Jun. 30, 2026  
Document Transition Report false  
Entity File Number 000-50253  
Entity Registrant Name SOUTH DAKOTA SOYBEAN PROCESSORS LLC  
Entity Incorporation, State or Country Code SD  
Entity Tax Identification Number 46-0462968  
Entity Address, Address Line One 100 Caspian Ave  
Entity Address, Address Line Two PO Box 500  
Entity Address, City or Town Volga  
Entity Address, State or Province SD  
Entity Address, Postal Zip Code 57071  
City Area Code 605  
Local Phone Number 627-9240  
Entity Common Stock, Shares Outstanding   30,411,500
Entity Central Index Key 0001163609  
Current Fiscal Year End Date --12-31  
Document Type 10-Q  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes