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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) $ in Millions | Sep. 30, 2020 USD ($) $ / shares shares | Dec. 31, 2019 USD ($) $ / shares shares
--- | --- | ---
Preferred stock, par value (usd per share) | $ / shares | $ 0.01 | $ 0.01
Preferred stock, shares authorized (shares) | shares | 20,000,000 | 20,000,000
Preferred stock, shares outstanding (shares) | shares | 5,563,458 | 5,563,458
Common stock, par value (usd per share) | $ / shares | $ 0.01 | $ 0.01
Common stock, shares authorized (shares) | shares | 22,500,000 | 15,000,000
Common stock, shares issued (shares) | shares | 9,780,371 | 9,772,793
Treasury stock, common shares (shares) | shares | 0 | 26,224
VIE, cash and cash equivalents | $ 306 | $ 6
VIE, proved oil and natural gas properties | 31,511 | 30,765
VIE, accumulated depreciation, depletion and amortization | (29,399) | (20,002)
VIE, other current liabilities | 753 | 1,432
VIE |  |
VIE, cash and cash equivalents | 2 | 2
VIE, proved oil and natural gas properties | 755 | 755
VIE, accumulated depreciation, depletion and amortization | (748) | (713)
VIE, other current liabilities | $ 0 | $ 1

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