v3.25.0.1
Debt Obligations - Range of Interest Rates and Weighted Average Interest Rate Incurred on Variable Rate Debt Obligations (Details)
Dec. 31, 2024
Existing TRGP Revolver and Commercial Paper Program [Member]  
Debt Instrument [Line Items]  
Weighted average interest rate incurred 5.70%
Targa Resources Partners LP [Member] | Term Loan Facility [Member]  
Debt Instrument [Line Items]  
Weighted average interest rate incurred 6.70% [1]
Targa Resources Partners LP [Member] | Securitization Facility [Member]  
Debt Instrument [Line Items]  
Weighted average interest rate incurred 6.10%
Minimum [Member] | Existing TRGP Revolver and Commercial Paper Program [Member]  
Debt Instrument [Line Items]  
Range of interest rates incurred 4.80%
Minimum [Member] | Targa Resources Partners LP [Member] | Term Loan Facility [Member]  
Debt Instrument [Line Items]  
Range of interest rates incurred 6.70% [1]
Minimum [Member] | Targa Resources Partners LP [Member] | Securitization Facility [Member]  
Debt Instrument [Line Items]  
Range of interest rates incurred 5.20%
Maximum [Member] | Existing TRGP Revolver and Commercial Paper Program [Member]  
Debt Instrument [Line Items]  
Range of interest rates incurred 6.20%
Maximum [Member] | Targa Resources Partners LP [Member] | Term Loan Facility [Member]  
Debt Instrument [Line Items]  
Range of interest rates incurred 6.80% [1]
Maximum [Member] | Targa Resources Partners LP [Member] | Securitization Facility [Member]  
Debt Instrument [Line Items]  
Range of interest rates incurred 6.40%
[1] Interest rates were calculated through the redemption date of May 21, 2024.