Segment Information Related to Total Assets (Detail) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 17,350	$ 20,962
Operating Segments | Renal
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,719	4,609
Operating Segments | Hospital Products
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	6,787	6,632
Corporate, Non-Segment
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 5,844	$ 9,721