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v3.19.3.a.u2

Consolidated Statement of Stockholder's Equity - USD ($) $ in Millions | Total | Common Stock | Capital in excess of par value | Retained earnings | Accumulated other comprehensive income (loss) | Treasury stock
--- | --- | --- | --- | --- | --- | ---
Balance at beginning of period at Dec. 31, 2016 | $ 7,784 | $ 808 | $ 1,410 | $ 10,761 | $ (323) | $ (4,872)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Repurchase of common stock | (1,600) | 0 | 0 | 0 | 0 | (1,600)
Issuance of common and treasury stock pursuant to Employee stock plans | 14 | 0 | 4 | 0 | 0 | 10
Share-based compensation | 37 | 0 | 37 | 0 | 0 | 0
Cash dividends | (286) | 0 | 0 | (286) | 0 | 0
Comprehensive income | 3,692 | 0 | 0 | 3,357 | 335 | 0
Balance at end of period at Dec. 31, 2017 | 9,641 | 808 | 1,451 | 13,832 | 12 | (6,462)
Balance at end of period (ASU 2017-12) at Dec. 31, 2017 | 9,641 | 808 | 1,451 | 13,850 | (6) | (6,462)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Cumulative effect of new accounting standards | 0 | 0 | 0 | 18 | (18) | 0
Repurchase of common stock | (2,000) | 0 | 0 | 0 | 0 | (2,000)
Issuance of common and treasury stock pursuant to Employee stock plans | 23 | 0 | 13 | 0 | 0 | 10
Share-based compensation | 46 | 0 | 46 | 0 | 0 | 0
Cash dividends | (348) | 0 | 0 | (348) | 0 | 0
Comprehensive income | 2,491 | 0 | 0 | 2,465 | 26 | 0
Balance at end of period at Dec. 31, 2018 | 9,853 | 808 | 1,510 | 15,967 | 20 | (8,452)
Balance at end of period (ASU 2016-02) at Dec. 31, 2018 | 9,908 | 808 | 1,510 | 16,022 | 20 | (8,452)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Cumulative effect of new accounting standards | 55 | 0 | 0 | 55 | 0 | 0
Repurchase of common stock | (2,000) | 0 | 0 | 0 | 0 | (2,000)
Issuance of common and treasury stock pursuant to Employee stock plans | 27 | 0 | 16 | 0 | 0 | 11
Share-based compensation | 55 | 0 | 55 | 0 | 0 | 0
Cash dividends | (377) | 0 | 0 | (377) | 0 | 0
Comprehensive income | 2,219 | 0 | 0 | 2,300 | (81) | 0
Balance at end of period at Dec. 31, 2019 | $ 9,832 | $ 808 | $ 1,581 | $ 17,945 | $ (61) | $ (10,441)

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