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v3.10.0.1

Statements of Condensed Consolidated Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Retained Earnings | Accumulated Other Comprehensive Income (Loss) | Noncontrolling Interests in Consolidated Subsidiaries
--- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 31, 2016 |  |  | 172,827 |  |  |
Beginning Balance at Dec. 31, 2016 |  | $ 9,119,247 | $ 3,349,166 | $ 2,509,073 | $ 2,042 | $ 3,258,966
Comprehensive income (net of tax): |  |  |  |  |  |
Net income (loss) |  | 478,807 |  | 228,458 |  | 250,349
Net change in cash flow hedges: |  |  |  |  |  |
Natural gas, net of tax benefit |  | (4,011) |  |  | (4,011) |
Interest rate, net of tax expense |  | 108 |  |  | 108 |
Other post-retirement benefit liability adjustment, net of tax expense |  | 230 |  |  | 230 |
Dividends |  | (15,620) |  | (15,620) |  |
Stock-based compensation plans, net (in shares) |  |  | 516 |  |  |
Stock-based compensation plans, net |  | 18,414 | $ 18,224 |  |  | 190
Distributions to noncontrolling interests |  | (172,498) |  |  |  | (172,498)
Ending Balance (in shares) at Sep. 30, 2017 |  |  | 173,343 |  |  |
Ending Balance at Sep. 30, 2017 |  | 9,424,677 | $ 3,367,390 | 2,721,911 | (1,631) | 3,337,007
Comprehensive income (net of tax): |  |  |  |  |  |
Net income (loss) |  | 105,457 |  |  |  |
Net change in cash flow hedges: |  |  |  |  |  |
Natural gas, net of tax benefit |  | (1,451) |  |  |  |
Other post-retirement benefit liability adjustment, net of tax expense |  | 77 |  |  |  |
Ending Balance (in shares) at Sep. 30, 2017 |  |  | 173,343 |  |  |
Ending Balance at Sep. 30, 2017 |  | 9,424,677 | $ 3,367,390 | 2,721,911 | (1,631) | 3,337,007
Net change in cash flow hedges: |  |  |  |  |  |
Change in accounting principle | [1] | 4,113 |  | 4,113 |  |
Beginning Balance (in shares) at Dec. 31, 2017 |  |  | 264,320 |  |  |
Beginning Balance at Dec. 31, 2017 |  | 18,414,613 | $ 9,325,301 | 3,996,775 | (2,458) | 5,094,995
Comprehensive income (net of tax): |  |  |  |  |  |
Net income (loss) |  | (1,245,185) |  | (1,607,881) |  | 362,696
Net change in cash flow hedges: |  |  |  |  |  |
Natural gas, net of tax benefit |  | (1,183) |  |  | (1,183) |
Interest rate, net of tax expense |  | 132 |  |  | 132 |
Other post-retirement benefit liability adjustment, net of tax expense |  | 258 |  |  | 258 |
Dividends |  | (23,736) |  | (23,736) |  |
Stock-based compensation plans, net (in shares) |  |  | 752 |  |  |
Stock-based compensation plans, net |  | 5,425 | $ 4,472 |  |  | 953
Distributions to noncontrolling interests |  | (279,539) |  |  |  | (279,539)
Repurchase and retirement of common stock (in shares) |  |  | (10,646) |  |  |
Repurchase and retirement of common stock |  | (538,876) | $ (538,876) |  |  |
Purchase of Strike Force Midstream LLC noncontrolling interests |  | (175,000) | 1,818 |  |  | (176,818)
Change in ownership of consolidated subsidiaries |  | 56,370 | $ (158,560) |  |  | 214,930
Ending Balance (in shares) at Sep. 30, 2018 |  |  | 254,426 |  |  |
Ending Balance at Sep. 30, 2018 |  | 16,217,392 | $ 8,634,155 | 2,369,271 | (3,251) | 5,217,217
Comprehensive income (net of tax): |  |  |  |  |  |
Net income (loss) |  | 63,448 |  |  |  |
Net change in cash flow hedges: |  |  |  |  |  |
Natural gas, net of tax benefit |  | (430) |  |  |  |
Other post-retirement benefit liability adjustment, net of tax expense |  | 86 |  |  |  |
Ending Balance (in shares) at Sep. 30, 2018 |  |  | 254,426 |  |  |
Ending Balance at Sep. 30, 2018 |  | $ 16,217,392 | $ 8,634,155 | $ 2,369,271 | $ (3,251) | $ 5,217,217
[1] | Related to adoption of ASU No. 2016-01. See Notes K and S for additional information.

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