CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Jun. 30, 2017		Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 98.7		$ 73.5
Trade receivables, net of allowances of $0.2 and $0.9 million at June 30, 2017 and December 31, 2016	550.4		674.6
Inventories	197.7		137.7
Assets from risk management activities	35.7		16.8
Income tax receivable	2.0		67.8
Other current assets	30.4		36.4
Total current assets	914.9		1,006.8
Property, plant and equipment	13,313.6		12,518.7
Accumulated depreciation	(3,086.8)		(2,827.7)
Property, plant and equipment, net	10,226.8		9,691.0
Intangible assets, net	2,264.7		1,654.0
Goodwill, net	256.6		210.0
Long-term assets from risk management activities	17.3		5.1
Investments in unconsolidated affiliates	218.4		240.8
Other long-term assets	19.7		63.5
Total assets	13,918.4	[1]	12,871.2
Current liabilities:
Accounts payable and accrued liabilities	886.0		843.5
Liabilities from risk management activities	9.5		49.1
Current debt obligations	500.1		275.0
Total current liabilities	1,395.6		1,167.6
Long-term debt	3,937.5		4,606.0
Long-term liabilities from risk management activities	5.5		26.1
Deferred income taxes, net	852.9		941.2
Other long-term liabilities	588.4		215.1
Contingencies (see Note 18)	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	6,666.4		5,506.2
Retained earnings (deficit)	(192.9)		(187.3)
Accumulated other comprehensive income (loss)	21.5		(38.3)
Treasury stock, at cost (558,567 shares as of June 30, 2017 and 513,880 as of December 31, 2016)	(34.3)		(32.2)
Total Targa Resources Corp. stockholders' equity	6,460.9		5,248.6
Noncontrolling interests in subsidiaries	474.3		475.8
Total owners' equity	6,935.2		5,724.4
Total liabilities, Series A Preferred Stock and owners' equity	13,918.4		12,871.2
Series A Preferred Stock [Member]
Current liabilities:
Series A Preferred 9.5% Stock, $1,000 per share liquidation preference, (1,200,000 shares authorized, issued and outstanding 965,100 shares), net of discount (see Note 12)	$ 203.3		$ 190.8

[1] Corporate assets at the segment level primarily include tax-related assets, cash, prepaids and debt issuance costs for our revolving credit facilities.