Derivative Instruments and Hedging Activities - Additional Information (Detail)	1 Months Ended	12 Months Ended
	Apr. 30, 2015	Sep. 30, 2015 USD ($) lb	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Reclassification of terminated interest rate swaps to interest expense within the next 12 months		$ 6,000,000
Gain recorded on fair value hedges		19,000,000	$ 3,000,000
Gains or losses, related to hedge ineffectiveness		0
Cash Flow Hedges
Derivative Instruments and Hedging Activities Disclosures [Line Items]
After-tax loss recognized in other comprehensive income (loss)		16,000,000
Forward exchange contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount		2,200,000,000	1,800,000,000
Interest rate swaps | Care Fusion Corporation
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount				$ 2,300,000,000
Interest rate swaps | Cash Flow Hedges
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount		0	0
Interest rate swaps | Cash Flow Hedges | Care Fusion Corporation
Derivative Instruments and Hedging Activities Disclosures [Line Items]
After-tax loss recognized in other comprehensive income (loss)		8,000,000
Fixed To Floating
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount		$ 375,000,000	375,000,000
Interest rate		3.125%
Commodity forward contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount		$ 25,000,000	$ 0
Percentage of resin spend covered by hedge program	13.00%
Notional amount, mass (lb) | lb		49,000,000
Commodity forward contracts | Cash Flow Hedges
Derivative Instruments and Hedging Activities Disclosures [Line Items]
After-tax loss recognized in other comprehensive income (loss)		$ 7,000,000