CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions		Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents		$ 196.2	$ 331.1
Trade receivables, net of allowances of $0.1 and $0.0 million at June 30, 2020 and December 31, 2019		547.2	855.0
Inventories		219.3	161.5
Assets from risk management activities		122.0	103.3
Deposits		95.2	35.4
Held for sale assets		0.0	137.7
Other current assets		45.1	34.3
Total current assets		1,225.0	1,658.3
Property, plant and equipment, net		12,417.4	14,548.5
Intangible assets, net		1,452.8	1,735.0
Long-term assets from risk management activities		43.3	35.5
Investments in unconsolidated affiliates		724.3	738.7
Other long-term assets		102.6	99.1
Total assets		15,965.4	18,815.1
Current liabilities:
Accounts payable		607.7	979.7
Accrued liabilities		134.8	182.7
Interest payable		144.9	125.7
Distributions payable to noncontrolling interests		89.9	91.8
Liabilities from risk management activities		80.5	104.1
Current debt obligations	[1]	261.9	382.2
Held for sale liabilities		0.0	6.4
Total current liabilities		1,319.7	1,872.6
Long-term debt		7,579.6	7,440.2
Long-term liabilities from risk management activities		52.9	40.8
Deferred income taxes, net		134.6	434.2
Other long-term liabilities		312.5	305.6
Contingencies (see Note 13)		0.0	0.0
Targa Resources Corp. stockholders' equity:
Common stock value		0.2	0.2
Preferred stock ($0.001 par value, after designation of Series A Preferred Stock: 98,800,000 shares authorized, no shares issued and outstanding)		0.0	0.0
Additional paid-in capital		4,949.1	5,221.2
Retained earnings (deficit)		(1,996.4)	(339.6)
Accumulated other comprehensive income (loss)		21.6	92.5
Treasury stock, at cost (1,116,077 shares as of June 30, 2020 and 1,009,284 shares as of December 31, 2019)		(56.9)	(53.5)
Total Targa Resources Corp. stockholders' equity		2,917.6	4,920.8
Noncontrolling interests		3,351.5	3,522.1
Total owners' equity		6,269.1	8,442.9
Total liabilities, Series A Preferred Stock and owners' equity		15,965.4	18,815.1
Series A Preferred Stock [Member]
Current liabilities:
Series A Preferred 9.5% Stock, $1,000 per share liquidation preference, (1,200,000 shares authorized, 965,100 shares issued and outstanding), net of discount (see Note 7)		$ 297.0	$ 278.8

[1] While we consolidate the debt of the Partnership in our financial statements, we do not have the obligation to make interest payments or debt payments with respect to the debt of the Partnership.