XML 15 R1.htm IDEA: XBRL DOCUMENT v3.6.0.2
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2016
Jan. 28, 2017
Jun. 25, 2016
Entity Information [Line Items]      
Entity Registrant Name TRACTOR SUPPLY CO /DE/    
Entity Central Index Key 0000916365    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Large Accelerated Filer    
Entity Public Float     $ 9,600,000,000
Entity Common Stock, Shares Outstanding   130,725,876  
Document Fiscal Year Focus 2016    
Document Fiscal Period Focus FY    
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2016