Borrowings and Lines of Credit (Short-term Debt Outstanding) (Detail) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Short-term Debt [Line Items]
Total	$ 29	$ 115
Other Short-Term Borrowings
Short-term Debt [Line Items]
Various, weighted average 13.2% as of December 31, 2015 and 2.5% as of December 31, 2014	$ 29	$ 115
Weighted average interest rate	2.52%	3.55%