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v3.20.1

Stockholders' equity - Schedule of Changes in Stockholders' Equity (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning | $ 8,907 |
Net income | 1,174 | $ 1,217
Other comprehensive income (loss), net of taxes | 19 | 8
Balance, ending | 7,734 |
Common Stock |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning | 1,741 | 1,741
Net income | 0 | 0
Dividends declared and paid | 0 | 0
Common stock issued for stock-based awards | 0 | 0
Stock repurchases | 0 | 0
Stock compensation | 0 | 0
Other comprehensive income (loss), net of taxes | 0 | 0
Dividend equivalents on RSUs | 0 | 0
Other |  | 0
Balance, ending | 1,741 | 1,741
Paid-in Capital |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning | 2,110 | 1,950
Net income | 0 | 0
Dividends declared and paid | 0 | 0
Common stock issued for stock-based awards | (77) | (84)
Stock repurchases | 0 | 0
Stock compensation | 63 | 61
Other comprehensive income (loss), net of taxes | 0 | 0
Dividend equivalents on RSUs | 0 | 0
Other |  | 0
Balance, ending | 2,096 | 1,927
Retained Earnings |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning | 39,898 | 37,906
Net income | 1,174 | 1,217
Dividends declared and paid | (841) | (724)
Common stock issued for stock-based awards | 0 | 0
Stock repurchases | 0 | 0
Stock compensation | 0 | 0
Other comprehensive income (loss), net of taxes | 0 | 0
Dividend equivalents on RSUs | (4) | (4)
Other |  | 1
Balance, ending | 40,227 | 38,396
Treasury Common Stock |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning | (34,495) | (32,130)
Net income | 0 | 0
Dividends declared and paid | 0 | 0
Common stock issued for stock-based awards | 223 | 235
Stock repurchases | (1,730) | (1,185)
Stock compensation | 0 | 0
Other comprehensive income (loss), net of taxes | 0 | 0
Dividend equivalents on RSUs | 0 | 0
Other |  | 0
Balance, ending | (36,002) | (33,080)
AOCI |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning | (347) | (473)
Net income | 0 | 0
Dividends declared and paid | 0 | 0
Common stock issued for stock-based awards | 0 | 0
Stock repurchases | 0 | 0
Stock compensation | 0 | 0
Other comprehensive income (loss), net of taxes | 19 | 8
Dividend equivalents on RSUs | 0 | 0
Other |  | 0
Balance, ending | $ (328) | $ (465)

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(31)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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