| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 | Dec'08 |
|---|---|---|---|---|---|---|---|---|---|---|---|
Revenues [Abstract] | |||||||||||
Operating revenues and other income: | |||||||||||
Revenue from Contract with Customer, Including Assessed Tax | |||||||||||
1,585 | 1,636 | 1,253 | 1,178 | 1,499 | 2,481 | 2,199 | 1,473 | 1,332 | 836 | 615 | 1,259 |
Gain (Loss) on Disposition of Oil and Gas Property | |||||||||||
0 | 426 | -131 | 37 | 43 | 0 | 27 | -27 | 220 | 155 | 11 | 63 |
Realized hedge (loss) gain | |||||||||||
- | - | - | - | - | - | - | - | -20 | 23 | - | - |
Marketed gas system revenue | |||||||||||
- | - | - | - | - | 24 | 60 | 52 | 69 | 70 | 58 | 77 |
Other operating revenues | |||||||||||
3 | 3 | 6 | 1 | 14 | 15 | 5 | 5 | 1 | 7 | 5 | 2 |
Total operating revenues and other income | |||||||||||
1,590 | 2,067 | 1,129 | 1,217 | 1,556 | 2,522 | 2,293 | 1,505 | 1,603 | 1,092 | 832 | 1,301 |
Operating expenses: | |||||||||||
Operating expenses: | |||||||||||
Oil, gas, and NGL production expense | |||||||||||
500 | 487 | 507 | 597 | 723 | 715 | 597 | 391 | 290 | 195 | 206 | 271 |
Depletion, depreciation, amortization, and asset retirement obligation liability accretion | |||||||||||
823 | 665 | 557 | 790 | 921 | 767 | 822 | 727 | 511 | 336 | 304 | 314 |
Exploration | |||||||||||
51 | 55 | 54 | 64 | 120 | 129 | 74 | 90 | 53 | 63 | 62 | 60 |
Abandonment and impairment of unproved properties | |||||||||||
33 | 49 | 16 | 354 | 468 | 84 | 172 | 208 | 219 | 6 | 174 | 302 |
Abandonment and impairment of unproved properties | |||||||||||
- | - | - | 80 | 78 | 75 | 46 | 16 | 7 | 1 | 45 | 39 |
Impairment of other property and equipment | |||||||||||
- | - | - | - | 49 | 0 | 0 | - | - | - | - | - |
Inventory Write-down | |||||||||||
- | - | - | - | - | - | - | - | - | - | 14 | - |
Impairment of goodwill | |||||||||||
- | - | - | - | - | - | - | - | - | - | - | 9 |
General and administrative | |||||||||||
132 | 116 | 117 | 124 | 157 | 167 | 149 | 119 | 118 | 106 | 76 | 79 |
Change In Net Profits Plan Liability | |||||||||||
- | - | - | - | - | -29 | -21 | -28 | -25 | -34 | -7 | -34 |
Provision for Doubtful Accounts | |||||||||||
- | - | - | - | - | - | - | - | - | - | -5 | 16 |
Net derivative (gain) loss | |||||||||||
-97 | 161 | -26 | -250 | 408 | 583 | - | - | - | - | 140 | -101 |
Other operating expenses, net | |||||||||||
-19 | -18 | -13 | -10 | -25 | 4 | 30 | 6 | 17 | 3 | 13 | 10 |
Derivative gain | |||||||||||
- | - | - | - | - | - | 3 | 55 | 37 | -8 | -20 | 11 |
Marketed gas system expense | |||||||||||
- | - | - | - | - | 24 | 57 | 47 | 64 | 66 | 57 | 72 |
Total operating expenses | |||||||||||
1,660 | 1,230 | 1,293 | 2,274 | 2,135 | 1,356 | 1,925 | 1,525 | 1,218 | 754 | 963 | 1,130 |
Loss from operations | |||||||||||
-69 | 836 | -163 | -1,057 | -578 | 1,165 | 368 | -20 | 384 | 338 | -130 | 171 |
Non-operating income (expense): | |||||||||||
Interest income | |||||||||||
- | - | - | - | - | - | - | - | 0 | 0 | 0 | 0 |
Interest expense | |||||||||||
159 | 160 | 179 | 158 | 128 | 98 | 89 | 63 | 45 | 24 | 28 | 26 |
Gain (Loss) on Extinguishment of Debt | |||||||||||
0 | -26 | -0 | 15 | -16 | 0 | 0 | - | - | - | - | - |
Other non-operating expense, net | |||||||||||
-1 | 3 | -0 | -1 | 0 | -2 | 0 | 0 | - | - | - | - |
Loss before income taxes | |||||||||||
-231 | 651 | -343 | -1,201 | -722 | 1,064 | 278 | -83 | 339 | 314 | -159 | 144 |
Income tax benefit | |||||||||||
-44 | 143 | -182 | -444 | -275 | 398 | 107 | -29 | 123 | 118 | -60 | 57 |
Net Income (Loss) Attributable to Parent | |||||||||||
-187 | 508 | -160 | -757 | -447 | 666 | 170 | -54 | 215 | 196 | -99 | 87 |
Basic weighted-average common shares outstanding | |||||||||||
112 | 111 | 111 | 76 | 67 | 67 | 66 | 65 | 63 | 62 | 62 | 62 |
Weighted Average Number of Shares Outstanding, Diluted | |||||||||||
112 | 113 | 111 | 76 | 67 | 68 | 67 | 65 | 67 | 64 | 62 | 63 |
Earnings Per Share, Basic | |||||||||||
-1.66 | 4.54 | -1.44 | -9.90 | -6.61 | 9.91 | 2.57 | -0.83 | 3.38 | 3.13 | -1.59 | 1.40 |
Earnings Per Share, Diluted | |||||||||||
-1.66 | 4.48 | -1.44 | -9.90 | -6.61 | 9.79 | 2.51 | -0.83 | 3.19 | 3.04 | -1.59 | 1.38 |