XML 14 R1.htm IDEA: XBRL DOCUMENT v3.22.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2022
May 03, 2022
Cover [Abstract]    
Entity Registrant Name TARGA RESOURCES CORP.  
Trading Symbol TRGP  
Entity Central Index Key 0001389170  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   227,987,890
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q1  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2022  
Entity Small Business false  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Current Reporting Status Yes  
Entity Tax Identification Number 20-3701075  
Entity File Number 001-34991  
Entity Address, Address Line One 811 Louisiana St  
Entity Address, Address Line Two Suite 2100  
Entity Address, City or Town Houston  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77002  
City Area Code 713  
Local Phone Number 584-1000  
Entity Interactive Data Current Yes  
Title of 12(b) Security Common Stock  
Security Exchange Name NYSE  
Entity Incorporation, State or Country Code DE  
Document Quarterly Report true  
Document Transition Report false