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Capital Stock, Dividends and Common Stock Repurchase Program - Repurchases (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions | 1 Months Ended | 11 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 31, 2022 | Dec. 31, 2021 | Nov. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |
Authorized share repurchases |  | $ 1,500 |  | $ 1,500 |  |
Cash paid for repurchase of common stock |  |  |  | $ 1,350 | $ 402 | $ 248
Shares repurchased (in shares) |  |  |  | 8,731 | 3,687 | 2,247
Weighted average purchase price (in dollars per share) |  |  |  | $ 146.61 | $ 108.92 | $ 108.60
Total repurchases |  | 1,280 |  | $ 1,280 | $ 402 | $ 244
Accelerated Share Repurchase Agreement (ASR) [Member] |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |
Cash paid for repurchase of common stock |  | $ 350 | $ 1,000 | $ 1,350 | $ 313 | $ 180
Shares repurchased (in shares) | 400 | 1,700 | 7,000 | 8,700 | 2,800 | 1,600
Weighted average purchase price (in dollars per share) | $ 160.33 |  |  | $ 146.61 |  |
Initial stock repurchase price (in dollars per share) |  | $ 160.67 |  |  |  |
10b5-1 Plan [Member] |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |
Cash paid for repurchase of common stock |  |  |  |  | $ 89 | $ 64
Shares repurchased (in shares) |  |  |  |  | 900 | 700

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- Definition Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653 + Details
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- Definition The price paid per share to immediately purchase the targeted number of shares on the date of executing the accelerated share repurchase agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of cash receipt from (payment to) bank; or stock received from (issuance to) bank in the settlement of the accelerated share repurchase agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 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=120391452&loc=d3e13212-122682 + Details
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