Consolidated Statements of Shareholders' Equity - USD ($)
$ in Millions |
Total |
Common Shares |
Paid-in Capital in Excess of Par Value |
Treasury Stock |
Retained Earnings |
Accumulated Other Comprehensive Income (Loss) |
Noncontrolling interest in Consolidated Subsidiaries |
| Beginning balance at Dec. 31, 2015 |
$ 15,495
|
$ 2,677
|
$ 274
|
$ (7,650)
|
$ 20,524
|
$ (363)
|
$ 33
|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] |
|
|
|
|
|
|
|
| Net income (loss) |
(5,769)
|
0
|
0
|
0
|
(5,763)
|
0
|
(6)
|
| Other comprehensive income (loss) |
(91)
|
0
|
0
|
0
|
0
|
(91)
|
0
|
| Cash dividends |
(620)
|
0
|
0
|
0
|
(620)
|
0
|
|
| Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders |
|
|
|
|
|
|
0
|
| Stock plans |
425
|
(3)
|
(69)
|
497
|
0
|
0
|
0
|
| Other |
(8)
|
0
|
4
|
0
|
0
|
0
|
(12)
|
| Ending balance at Dec. 31, 2016 |
9,448
|
2,674
|
201
|
(7,153)
|
14,141
|
(454)
|
39
|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] |
|
|
|
|
|
|
|
| Net income (loss) |
(468)
|
0
|
0
|
0
|
(463)
|
0
|
(5)
|
| Other comprehensive income (loss) |
(15)
|
0
|
0
|
0
|
0
|
(15)
|
0
|
| Cash dividends |
(626)
|
0
|
0
|
0
|
(626)
|
0
|
|
| Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders |
|
|
|
|
|
|
0
|
| Stock plans |
401
|
(1)
|
6
|
396
|
0
|
0
|
0
|
| Other |
7
|
0
|
0
|
0
|
0
|
0
|
7
|
| Ending balance at Dec. 31, 2017 |
8,349
|
2,673
|
207
|
(6,757)
|
12,668
|
(469)
|
27
|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] |
|
|
|
|
|
|
|
| Retained earnigs adjustment for new accounting standard |
(384)
|
0
|
0
|
0
|
(384)
|
0
|
0
|
| Net income (loss) |
1,657
|
0
|
0
|
0
|
1,656
|
0
|
1
|
| Other comprehensive income (loss) |
114
|
0
|
0
|
0
|
0
|
114
|
0
|
| Cash dividends |
(630)
|
0
|
0
|
0
|
(630)
|
0
|
|
| Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders |
|
|
|
|
|
|
0
|
| Stock plans |
415
|
(2)
|
4
|
413
|
0
|
0
|
0
|
| Stock repurchase program |
(400)
|
0
|
0
|
(400)
|
0
|
0
|
0
|
| Other |
39
|
0
|
0
|
0
|
(45)
|
0
|
6
|
| Ending balance at Dec. 31, 2018 |
$ 9,544
|
$ 2,671
|
$ 211
|
$ (6,744)
|
$ 13,739
|
$ (355)
|
$ 22
|