Annual report pursuant to Section 13 and 15(d)

DERIVATIVE INSTRUMENTS AND RISK MANAGEMENT - Notional Amounts of Outstanding Derivative Positions (Detail)

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DERIVATIVE INSTRUMENTS AND RISK MANAGEMENT - Notional Amounts of Outstanding Derivative Positions (Detail)
€ in Millions, £ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions
Dec. 31, 2019
USD ($)
Dec. 31, 2019
GBP (£)
Dec. 31, 2019
CAD ($)
Dec. 31, 2019
EUR (€)
Dec. 31, 2019
SGD ($)
Dec. 31, 2019
HKD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2018
GBP (£)
Dec. 31, 2018
CAD ($)
Dec. 31, 2018
EUR (€)
Dec. 31, 2018
SGD ($)
Dec. 31, 2018
HKD ($)
Interest rate contracts                        
Derivative [Line Items]                        
Derivative, Notional Amount $ 3,674           $ 4,674          
Floating to Fixed Interest Rate Swaps                        
Derivative [Line Items]                        
Derivative, Notional Amount $ 778           $ 778          
EUR | Foreign exchange contracts                        
Derivative [Line Items]                        
Derivative, Notional Amount | €       € 4,571           € 4,924    
GBP | Foreign exchange contracts                        
Derivative [Line Items]                        
Derivative, Notional Amount | £   £ 1,494           £ 2,037        
CAD | Foreign exchange contracts                        
Derivative [Line Items]                        
Derivative, Notional Amount     $ 1,402           $ 1,443      
HKD | Foreign exchange contracts                        
Derivative [Line Items]                        
Derivative, Notional Amount           $ 3,327           $ 3,642
Singapore Dollar | Foreign exchange contracts                        
Derivative [Line Items]                        
Derivative, Notional Amount         $ 0           $ 20