XML 12 R1.htm IDEA: XBRL DOCUMENT v3.21.2
Cover Page
 9 Months Ended
Sep. 30, 2021
shares
Entity Addresses [Line Items]  
Document Type 10-Q
Document Quarterly Report true
Document Period End Date Sep. 30, 2021
Document Transition Report false
Entity File Number 1-8339
Entity Registrant Name NORFOLK SOUTHERN CORPORATION
Entity Incorporation, State or Country Code VA
Entity Tax Identification Number 52-1188014
Entity Address, Address Line One 650 West Peachtree Street NW
Entity Address, City or Town Atlanta,
Entity Address, State or Province GA
Entity Address, Postal Zip Code 30308-1925
City Area Code (855)
Local Phone Number 667-3655
Title of 12(b) Security Norfolk Southern Corporation Common Stock (Par Value $1.00)
Trading Symbol NSC
Security Exchange Name NYSE
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
Entity Common Stock, Shares Outstanding 243,344,509
Entity Central Index Key 0000702165
Current Fiscal Year End Date --12-31
Document Fiscal Year Focus 2021
Document Fiscal Period Focus Q3
Amendment Flag false
Former Address  
Entity Addresses [Line Items]  
Entity Address, Address Line One Three Commercial Place,
Entity Address, City or Town Norfolk,
Entity Address, State or Province VA
Entity Address, Postal Zip Code 23510-2191