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Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Millions | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Available for sale, fixed maturity securities, amortized cost |  | $ 87,228 | $ 91,630
Available for sale, fixed maturity securities, allowance for credit losses |  | 0 | 38
Held to maturity, fixed maturity securities, fair value |  | 27,748 | 30,399
Held-to-maturity, fixed maturity securities, allowance for credit losses |  | 9 | 10
Commercial mortgage and other loans |  | 11,388 | 10,554
Commercial mortgage and other loans, allowance for credit losses |  | 165 | 180
Other investments |  | $ 3,612 | $ 2,429
Common stock, par value (in dollars per share) |  | $ 0.10 | $ 0.10
Common stock, shares authorized (in shares) |  | 1,900,000 | 1,900,000
Common stock, shares issued (in shares) |  | 1,352,562 | 1,351,018
Consolidated Entity Excluding Variable Interest Entities (VIE) |  |  |
Available for sale, fixed maturity securities, amortized cost |  | $ 84,000 | $ 88,143
Available for sale, fixed maturity securities, allowance for credit losses |  | 0 | 38
Variable Interest Entity, Consolidated |  |  |
Available for sale, fixed maturity securities, amortized cost | [1] | 3,228 | 3,487
Commercial mortgage and other loans | [1] | 9,543 | 8,964
Other investments | [1],[2] | $ 1,272 | $ 826
[1] | Net of allowance for credit losses
[2] | Consists entirely of alternative investments in limited partnerships

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