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SHAREHOLDERS' EQUITY (Tables) | 9 Months Ended
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Sep. 30, 2016
Equity [Abstract] |
Schedule of Treasury Stock by Class | Share repurchase activity (in millions, except share amounts):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2016 |  | 2015 |  | 2016 |  | 2015
| Shares |  | Amount |  | Shares |  | Amount |  | Shares |  | Amount |  | Shares |  | Amount
2015 Repurchase Program - $1 billion | — |  |  | $ | — |  |  | — |  |  | $ | — |  |  | 2,594,809 |  |  | $ | 193 |  |  | — |  |  | $ | — |
2014 Repurchase Program - $650 million | — |  |  | — |  |  | 1,588,251 |  |  | 119 |  |  | — |  |  | — |  |  | 5,649,805 |  |  | 381 |
Total | — |  |  | $ | — |  |  | 1,588,251 |  |  | $ | 119 |  |  | 2,594,809 |  |  | $ | 193 |  |  | 5,649,805 |  |  | $ | 381 |
Schedule of Accumulated Other Comprehensive Income (Loss) | Components of accumulated other comprehensive income (loss), net of tax (in millions):
| September 30, 2016 |  | December 31, 2015
Marketable securities | $ | 7 |  |  | $ | (3 | )
Employee benefit plans | (278 | ) |  | (288 | )
Interest rate derivatives | (13 | ) |  | (12 | )
Total | $ | (284 | ) |  | $ | (303 | )

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- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656 + Details
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