DERIVATIVE INSTRUMENTS - Additional Information (Detail) ¥ in Billions	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) counterparties currency	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($) counterparties currency	Jun. 30, 2014 USD ($)	Jun. 30, 2015 JPY (¥) counterparties currency	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Hedging activity, weighted-average period (in years)			11 years
Number of currencies related to foreign currency swaps | currency	1		1		1
Number of counterparties | counterparties	17		17		17
Number of counterparties that comprise majority of aggregate notional amount of swaps | counterparties	5		5		5
Percentage of notional amount of swaps from certain number of counterparties	75.00%		75.00%		75.00%
Collateral Already Posted, Aggregate Fair Value	$ 176,000,000		$ 176,000,000				$ 1,600,000,000
Derivative, Net Liability Position, Aggregate Fair Value	129,000,000		129,000,000				2,100,000,000
Collateral obtained from third parties	624,000,000		624,000,000				619,000,000
Notional Amount of Derivatives	25,869,000,000		25,869,000,000				23,662,000,000
Net investment hedge
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	$ 0	0	$ 0
Notional Amount of Derivatives	1,997,000,000		1,997,000,000				1,307,000,000
Net investment hedge | Foreign currency forwards
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives	1,997,000,000		1,997,000,000				1,307,000,000
Cash flow hedges
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives	75,000,000		75,000,000				$ 75,000,000
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	0	$ 0	0	$ 0
3.625% senior notes due November 2024
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	750,000,000		750,000,000
3.25% senior notes due March 2025
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	450,000,000		450,000,000			$ 450,000,000
3.625% senior notes due June 2023
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	700,000,000		700,000,000
2.65% senior notes due February 2017
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	400,000,000		400,000,000
2.40% senior notes due March 2020
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	550,000,000		550,000,000			$ 550,000,000
4.00% senior notes due February 2022
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	350,000,000		350,000,000
5.50% subordinated notes due September 2052
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notes payable, principal amount	$ 500,000,000		$ 500,000,000
February twenty fifteen profit repatriation | Foreign currency forwards
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives | ¥					¥ 30.0
July twenty fifteen profit repatriation | Foreign currency forwards
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives | ¥					102.5
Profit repatriation | Foreign currency forwards
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives | ¥					¥ 142.0