Subsequent Event Subsequent Event (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Dec. 31, 2017 |
Sep. 29, 2017 |
Sep. 30, 2016 |
|
| Subsequent Event [Line Items] | |||
| Acquisitions of businesses, equity method investments and nonmarketable securities | $ 538 | $ 767 | |
| CCBA [Member] | |||
| Subsequent Event [Line Items] | |||
| Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions | 54.50% | ||
| Acquisitions of businesses, equity method investments and nonmarketable securities | $ 3,150 | ||
| X | ||||||||||
- Definition The cash outflow associated with the acquisition of a controlling interest in another entity or an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment), and the cash outflow to acquire asset without physical form usually arising from contractual or other legal rights. Also can include nonmarketable securities. No definition available.
|
| X | ||||||||||
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. No definition available.
|
| X | ||||||||||
- Definition Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions. No definition available.
|
| X | ||||||||||
- Details
|