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SHAREOWNERS' EQUITY - Additional Information (Detail) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2017 USD ($) Vote $ / shares shares | Mar. 31, 2016 USD ($) shares | Dec. 31, 2017 USD ($) Vote Classes_of_Common_Stock $ / shares shares | Dec. 31, 2016 USD ($) shares | Dec. 31, 2015 USD ($) shares | May 05, 2016 USD ($)
Stockholders Equity Note [Line Items] |  |  |  |  |  |
Classes of common stock | Classes_of_Common_Stock |  |  | 2 |  |  |
Preferred stock, shares authorized | 200,000,000 |  | 200,000,000 |  |  |
Preferred stock, par value | $ / shares | $ 0.01 |  | $ 0.01 |  |  |
Preferred stock, issued | 0 |  | 0 |  |  |
Common stock purchases, Shares | 2,600,000 |  | 16,100,000 | 25,200,000 | 26,800,000 |
Total of class A and class B common stock, repurchased, value | $ | $ 300,000,000 |  | $ 1,816,000,000 | $ 2,680,000,000 | $ 2,711,000,000 |
Shares repurchased and received, shares |  |  |  | 25,400,000 |  |
Shares repurchased and received, value | $ |  |  |  | $ 2,705,000,000 |  |
Share repurchase authorized amount | $ |  |  |  |  |  | $ 8,000,000,000.0
Share repurchase authorization remaining | $ | $ 4,339,000,000 |  | 4,339,000,000 |  |  |
Increase in noncontrolling interest | $ |  |  | 6,000,000 | 3,000,000 |  |
Settled Options |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |
Common stock purchases, Shares | 500,000 |  |  |  |  |
Accelerated Share Repurchases, Initial Price Paid Per Share | $ / shares | $ 101.91 |  |  |  |  |
Option Premiums Received (Paid) | $ |  |  | $ 54,000,000 | $ 54,000,000 |  |
Class A Common Stock: |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |
Votes per common share | Vote | 10 |  | 10 |  |  |
Common stock, par value | $ / shares | $ 0.01 |  | $ 0.01 |  |  |
Common stock, shares authorized | 4,600,000,000 |  | 4,600,000,000 |  |  |
Class B Common Stock: |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |
Votes per common share | Vote | 1 |  | 1 |  |  |
Common stock, par value | $ / shares | $ 0.01 |  | $ 0.01 |  |  |
Common stock, shares authorized | 5,600,000,000 |  | 5,600,000,000 |  |  |
Additional shares from the exercise of options | $ |  | $ 25,000,000 |  |  |  |
Additional shares from the exercise of options (shares) |  | 200,000 |  |  |  |

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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 + Details
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