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v3.20.4

Condensed Parent Only Financial Statements, Condensed Statements of Operations and Comprehensive Income (Loss) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
CONDENSED STATEMENT OF OPERATIONS [Abstract] |  |  |
Equity in net income (loss) of consolidated subsidiaries | $ 72.6 | $ 39.0 | $ 7.3
General and administrative expense | (254.6) | (280.7) | (256.9)
Income (loss) from operations | (1,303.7) | 192.9 | 237.5
Other income (expense): |  |  |
Income (loss) before income taxes | (1,573.1) | (46.7) | 65.9
Deferred income tax (expense) benefit | 232.7 | 87.9 | (5.5)
Net income (loss) attributable to Targa Resources Corp. | (1,553.9) | (209.2) | 1.6
Comprehensive income (loss) attributable to Targa Resources Corp. | (1,788.2) | (211.0) | 131.0
Dividends on Series A Preferred Stock | 91.7 | 91.7 | 91.7
Deemed dividends on Series A Preferred Stock | 39.2 | 33.1 | 29.2
Net income (loss) attributable to common shareholders | (1,684.8) | (334.0) | (119.3)
Parent Company [Member] |  |  |
CONDENSED STATEMENT OF OPERATIONS [Abstract] |  |  |
Equity in net income (loss) of consolidated subsidiaries | (1,534.9) | (186.2) | 27.4
General and administrative expense | (12.4) | (13.1) | (16.1)
Income (loss) from operations | (1,547.3) | (199.3) | 11.3
Other income (expense): |  |  |
Loss on debt extinguishment |  |  | (0.7)
Interest expense | (12.5) | (17.0) | (15.8)
Income (loss) before income taxes | (1,559.8) | (216.3) | (5.2)
Deferred income tax (expense) benefit | 5.9 | 7.1 | 6.8
Net income (loss) attributable to Targa Resources Corp. | (1,553.9) | (209.2) | 1.6
Other comprehensive income (loss) | (234.3) | (1.8) | 129.4
Comprehensive income (loss) attributable to Targa Resources Corp. | (1,788.2) | (211.0) | 131.0
Dividends on Series A Preferred Stock | 91.7 | 91.7 | 91.7
Deemed dividends on Series A Preferred Stock | 39.2 | 33.1 | 29.2
Net income (loss) attributable to common shareholders | $ (1,684.8) | $ (334.0) | $ (119.3)

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