Business acquisition, purchase price closing adjustment.

No definition available.

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- Definition

Represents the number of operated joint ventures acquired in a merger.

+ References

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

Amount of gain (loss) on sale or disposal of an equity method investment.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Investments in Unconsolidated Affiliates - Additional Information (Details) $ in Millions	1 Months Ended			3 Months Ended		6 Months Ended
	May 31, 2022 USD ($)	Apr. 30, 2022 USD ($) JointVenture	Feb. 28, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)
Schedule Of Equity Method Investments [Line Items]
Gain (loss) from sale of equity-method investment					$ 435.9	$ 435.9
GCX DevCo JV [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership interest			25.00%
Repurchase of interest	$ 857.0		$ 857.0
Gain (loss) from sale of equity-method investment					$ 435.9	$ 435.9
Southcross Acquisition
Schedule Of Equity Method Investments [Line Items]
Business acquisition, purchase price		$ 201.9
Number of operated joint ventures \| JointVenture		2
Southcross Acquisition \| Scenario Forecast [Member]
Schedule Of Equity Method Investments [Line Items]
Business acquisition, purchase price closing adjustment				$ 4.0
Targa Resources Partners LP [Member] \| Southcross Acquisition
Schedule Of Equity Method Investments [Line Items]
Business acquisition, purchase price		$ 201.9
Number of operated joint ventures \| JointVenture		2
Targa Resources Partners LP [Member] \| Southcross Acquisition \| Scenario Forecast [Member]
Schedule Of Equity Method Investments [Line Items]
Business acquisition, purchase price closing adjustment				$ 4.0
Targa Resources Partners LP [Member] \| Southcross Acquisition \| T2 La Salle
Schedule Of Equity Method Investments [Line Items]
Ownership interest		75.00%
Targa Resources Partners LP [Member] \| Southcross Acquisition \| T2 Eagle Ford
Schedule Of Equity Method Investments [Line Items]
Ownership interest		50.00%
Targa Resources Partners LP [Member] \| Southcross Acquisition \| T2 Joint Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership interest		100.00%
Targa Resources Partners LP [Member] \| Gulf Coast Fractionators LP [Member] \| Logistics and Transportation [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership interest					38.80%	38.80%
Targa Resources Partners LP [Member] \| Cayenne Joint Venture [Member] \| Gathering And Processing Fees
Schedule Of Equity Method Investments [Line Items]
Ownership interest					50.00%	50.00%
Targa Resources Partners LP [Member] \| Little Missouri 4 [Member] \| Logistics and Transportation [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership interest					50.00%	50.00%