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Derivative Instruments and Hedging Activities - Notional Volumes Of The Partnership's Commodity Derivative Contracts (Details) - Targa Resources Partners LP [Member] | 9 Months Ended
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Sep. 30, 2024 MMBTU bbl
Swaps [Member] | Year 2024 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 87,760
Swaps [Member] | Year 2024 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 39,229
Swaps [Member] | Year 2024 [Member] | Condensate [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 7,097
Swaps [Member] | Year 2025 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 79,198
Swaps [Member] | Year 2025 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 27,964
Swaps [Member] | Year 2025 [Member] | Condensate [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 7,437
Swaps [Member] | Year 2026 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 77,317
Swaps [Member] | Year 2026 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 25,494
Swaps [Member] | Year 2026 [Member] | Condensate [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 7,749
Swaps [Member] | Year 2027 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 6,301
Swaps [Member] | Year 2027 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 1,538
Swaps [Member] | Year 2027 [Member] | Condensate [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 482
Swaps [Member] | Year 2028 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 0
Swaps [Member] | Year 2028 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 0
Swaps [Member] | Year 2028 [Member] | Condensate [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 0
Basis Swaps [Member] | Year 2024 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 673,152
Basis Swaps [Member] | Year 2025 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 390,014
Basis Swaps [Member] | Year 2026 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 242,500
Basis Swaps [Member] | Year 2027 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 188,329
Basis Swaps [Member] | Year 2028 [Member] | Natural Gas [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in MMBtu per day) | MMBTU | 37,500
Future [Member] | Year 2024 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 48,130
Future [Member] | Year 2025 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 10,953
Future [Member] | Year 2026 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 0
Future [Member] | Year 2027 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 0
Future [Member] | Year 2028 [Member] | NGL [Member] |
Derivative [Line Items] |
Notional volumes of commodity hedges (in Bbl per day) | 0

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