Disclosure Of Fair Value Measurement [Text Block]
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As at 2019-12-31 |
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| Disclosure of fair value measurement [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | ||||||||||||||||||||||||||||||||
| Assets |
158,021,000,000
USD
|
— | — | — | — | — | — | — | — |
147,120,000,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [line items] | ||||||||||||||||||||||||||||||||
| Liabilities |
104,032,000,000
USD
|
— | — | — | — | — | — | — | — |
108,096,000,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of equity [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | ||||||||||||||||||||||||||||||||
| Equity |
53,989,000,000
USD
|
424,000,000
USD
|
1,000,000
USD
|
3,041,000,000
USD
|
58,236,000,000
USD
|
1,142,000,000
USD
|
8,855,000,000
USD
|
53,988,000,000
USD
|
36,683,000,000
USD
|
39,024,000,000
USD
|
0
USD
|
39,010,000,000
USD
|
14,000,000
USD
|
6,408,000,000
USD
|
5,245,000,000
USD
|
1,164,000,000
USD
|
30,050,000,000
USD
|
19,000,000
USD
|
33,873,000,000
USD
|
1,164,000,000
USD
|
4,194,000,000
USD
|
6,852,000,000
USD
|
33,892,000,000
USD
|
0
USD
|
41,139,000,000
USD
|
20,000,000
USD
|
5,258,000,000
USD
|
41,159,000,000
USD
|
7,732,000,000
USD
|
0
USD
|
37,481,000,000
USD
|
1,185,000,000
USD
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |