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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
REVENUES AND OTHER: |  |  |  |  |
Gains on sales of assets |  | $ 1 | $ 13 | $ 1 | $ 33
Revenues |  | 975 | 2,087 | 4,037 | 6,669
OPERATING EXPENSES: |  |  |  |  |
Severance and ad valorem taxes |  | 37 | 55 | 116 | 168
General and administrative |  | 52 | 66 | 229 | 258
Separation and other termination costs |  | 16 | 0 | 43 | 0
Provision for legal contingencies, net |  | 12 | 0 | 20 | 3
Depreciation, depletion and amortization |  | 170 | 573 | 931 | 1,672
Impairments |  | 0 | 9 | 8,522 | 11
Other operating expense |  | 4 | 15 | 92 | 79
Total Operating Expenses |  | 1,086 | 2,041 | 12,916 | 6,527
INCOME (LOSS) FROM OPERATIONS |  | (111) | 46 | (8,879) | 142
OTHER INCOME (EXPENSE): |  |  |  |  |
Interest expense |  | (25) | (177) | (307) | (513)
Losses on investments |  | 0 | (4) | (23) | (28)
Gains on purchases or exchanges of debt |  | 0 | 70 | 65 | 70
Other income |  | 2 | 3 | 14 | 30
Reorganization items, net |  | (611) | 0 | (217) | 0
Total Other Expense |  | (634) | (108) | (468) | (441)
LOSS BEFORE INCOME TAXES |  | (745) | (62) | (9,347) | (299)
Income tax benefit |  | 0 | (1) | (13) | (315)
NET INCOME (LOSS) |  | (745) | (61) | (9,334) | 16
Net loss attributable to noncontrolling interests |  | 0 | 0 | 16 | 0
NET INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE |  | (745) | (61) | (9,318) | 16
Preferred stock dividends |  | 0 | (23) | (22) | (69)
Loss on exchange of preferred stock |  | 0 | (17) | 0 | (17)
NET LOSS AVAILABLE TO COMMON STOCKHOLDERS |  | $ (745) | $ (101) | $ (9,340) | $ (70)
LOSS PER COMMON SHARE: |  |  |  |  |
Basic (in dollars per share) | [1] | $ (76.18) | $ (11.89) | $ (955.99) | $ (8.92)
Diluted (in dollars per share) | [1] | $ (76.18) | $ (11.89) | $ (955.99) | $ (8.92)
WEIGHTED AVERAGE COMMON AND COMMON EQUIVALENT SHARES OUTSTANDING |  |  |  |  |
Basic (in shares) | [1] | 9,780 | 8,492 | 9,770 | 7,848
Diluted (in shares) | [1] | 9,780 | 8,492 | 9,770 | 7,848
Oil, natural gas and NGL |  |  |  |  |
REVENUES AND OTHER: |  |  |  |  |
Revenues |  | $ 511 | $ 1,170 | $ 2,579 | $ 3,553
Marketing |  |  |  |  |
REVENUES AND OTHER: |  |  |  |  |
Revenues |  | 448 | 889 | 1,412 | 3,038
OPERATING EXPENSES: |  |  |  |  |
Expense |  | 450 | 901 | 1,438 | 3,071
Oil, natural gas and NGL and Marketing |  |  |  |  |
REVENUES AND OTHER: |  |  |  |  |
Revenues |  | 959 | 2,059 | 3,991 | 6,591
Other |  |  |  |  |
REVENUES AND OTHER: |  |  |  |  |
Revenues |  | 15 | 15 | 45 | 45
Oil, natural gas and NGL production |  |  |  |  |
OPERATING EXPENSES: |  |  |  |  |
Expense |  | 82 | 135 | 295 | 394
Oil, natural gas and NGL gathering, processing and transportation |  |  |  |  |
OPERATING EXPENSES: |  |  |  |  |
Expense |  | 258 | 270 | 813 | 815
Exploration |  |  |  |  |
OPERATING EXPENSES: |  |  |  |  |
Expense |  | $ 5 | $ 17 | $ 417 | $ 56
[1] | Amounts and shares have been retroactively adjusted to reflect a 1-for-200 (1:200) reverse stock split effective April 14, 2020. See Note 9 for additional information.

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