v3.20.4

Stockholders' Equity and Earnings per Share - Narrative (Detail) € / shares in Units, € in Millions, $ in Millions |  |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 15, 2020 shares | Nov. 27, 2019 shares | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) shares | Dec. 31, 2018 shares | Dec. 31, 2020 EUR (€) € / shares shares | Dec. 31, 2019 EUR (€) € / shares shares | Oct. 31, 2018 shares
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Capital stock, authorized (in shares) |  |  | 1,076,257,500 |  |  | 1,076,257,500 |  |
Common stock, authorized shares (in shares) |  |  | 430,503,000 | 430,503,000 |  | 430,503,000 | 430,503,000 |
Preferred stock, shares authorized (in shares) |  |  | 645,754,500 | 645,754,500 |  | 645,754,500 | 645,754,500 |
Share repurchase program, percentage authorized |  |  |  |  |  |  |  | 0.20
Share repurchase program, additional shares authorized (in shares) |  |  |  |  |  |  |  | 69,000,000
Treasury stock, shares, acquired, including shares retired (in shares) |  |  | 4,800,000 | 15,900,000 |  |  |  |
Treasury stock, value, acquired, including shares retired | $ |  |  | $ 600 | $ 1,400 |  |  |  |
Treasury shares, retired (in shares) | 26,000,000 | 13,200,000 | 26,000,000 | 13,183,081 | 17,300,143 |  |  |
Shares acquired under repurchase program (in shares) |  |  | 4,828,913 | 15,865,718 | 54,376,181 |  |  |
Common stock, issued and fully paid (in shares) |  |  | 289,519,638 | 315,519,638 |  | 289,519,638 | 315,519,638 |
Common stock, par value (in euros per share) | € / shares |  |  |  |  |  | € 0.20 | € 0.20 |
Nominal stock capital (in Euro) |  |  | $ 59 | $ 64 |  | € 58 | € 63 |
Stock Options | Maximum |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) |  |  | 0 | 100,000 | 100,000 |  |  |

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