v2.4.0.6
Document and Entity Information (USD $)
In Millions, except Share data, unless otherwise specified
9 Months Ended
Sep. 30, 2011
Nov. 04, 2011
Jun. 30, 2011
Document and Entity Information [Abstract]      
Entity Registrant Name TESORO LOGISTICS LP    
Entity Central Index Key 0001507615    
Document Type 10-Q    
Document Period End Date Sep. 30, 2011    
Amendment Flag false    
Document Fiscal Year Focus 2011    
Document Fiscal Period Focus Q3    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Non-accelerated Filer    
Entity Public Float     $ 363
Entity Common Stock, Units Outstanding   15,254,890