Consolidated Statement of Changes in Equity (Unaudited) (Parenthetical) $ in Millions	Jan. 01, 2016 USD ($)
Noncontrolling Interest [Member]
Consolidated Statement of Changes in Equity (Textuals) [Abstract]
Cumulative effect from change in consolidation accounting	$ 121	[1]

[1] (1)Effective January 1, 2016, we adopted changes in consolidation accounting pursuant to ASU 2015-02 (Amendments to the Consolidation Analysis). Accordingly, we recorded a $121 million increase to beginning noncontrolling interests as a cumulative-effect adjustment.