VARIABLE INTEREST ENTITIES AND PREFERRED SECURITIES OF SUBSIDIARIES Narrative (Details) $ in Millions |
Sep. 30, 2017
USD ($)
|
|---|---|
| 2015 Financing Entities | |
| Variable Interest Entity [Line Items] | |
| Notes receivable, fair value disclosure | $ 4,800 |
| Long-term debt, fair value | 4,320 |
| 2007 Financing Entities | |
| Variable Interest Entity [Line Items] | |
| Notes receivable, fair value disclosure | 2,230 |
| Long-term debt, fair value | $ 2,090 |