Investment in Cenovus Energy	12 Months Ended
Investment in Cenovus Energy	Dec. 31, 2021
Investment In Cenovus Energy [Abstract]
Investment in Cenovus Energy	Note 5—Investment in Cenovus Energy Our investment in Cenovus Energy (CVE) common shares is carried on our balance sheet at fair value. December 31 2021 2020 Number of shares of CVE common stock (millions) 91 208 Ownership of issued and outstanding common stock 4.5 % 16.9 Closing price on NYSE on last trading day ($/share) $ 12.28 6.04 Fair Value (millions of dollars) $ 1,117 1,256 During 2021, we began to dispose of CVE shares, selling 117 million shares during the year, recognizing proceeds of $ 1.18 billion, $ 1.14 billion of which was received during the year. Proceeds related to the sale of our CVE shares are presented within “Cash Flows from Investing Activities” on our consolidated statement of cash flows. Subject to market conditions, we intend to continue to decrease our investment. All gains and losses are recognized within “Other income (loss)” on our consolidated income statement. Millions of Dollars 2021 2020 2019 Total Net gain (loss) on equity securities $ 1,040 (855) 649 Less: Net gain (loss) on equity securities sold during the period 473 Unrealized gain (loss) on equity securities still held at the reporting date $ 567 (855) 649