Derivative Financial Instruments - Additional Information (Detail)
12 Months Ended
Dec. 31, 2016
USD ($)
ForwardContract
Dec. 31, 2016
EUR (€)
ForwardContract
Dec. 31, 2016
CLP
ForwardContract
Dec. 31, 2015
ForwardContract
Derivatives Not Designated as Hedge Instrument [Member] | PM [Member] | Interest Rate Swap Contracts [Member] | PM Group [Member]        
Derivative [Line Items]        
Notional amount   € 20,000,000    
Notional amount, original amount   € 20,000,000    
Derivative contract maturity date Feb. 03, 2017      
Derivative contract interest rate 3.48% 3.48% 3.48%  
Description of Interest Rate Derivative Activities PM Group pays interest at a rate of 3.48% and receives from the counterparties interest at the Euro Interbank Offered Rate (“Euribor”) for the period in question.      
Derivatives Not Designated as Hedge Instrument [Member] | PM [Member] | Above Zero Point Nine Zero Percentage Euribor [Member] | PM Group [Member]        
Derivative [Line Items]        
Notional amount   € 389,000    
Notional amount, original amount   € 482,000    
Derivative contract maturity date Oct. 01, 2020      
Derivative contract interest rate 3.90% 3.90% 3.90%  
Derivatives Not Designated as Hedge Instrument [Member] | PM [Member] | Above Zero Point Nine Zero Percentage Euribor [Member] | PM Group [Member] | Minimum [Member]        
Derivative [Line Items]        
Derivative contract interest rate 0.90% 0.90% 0.90%  
Forward Currency Contracts [Member] | Derivatives Designated as Hedge Instrument [Member]        
Derivative [Line Items]        
Notional amount | $ $ 0      
Unrealized pre-tax gains or losses | $ $ 0      
Forward Currency Contracts [Member] | Derivatives Designated as Hedge Instrument [Member] | Designated as Cash Flow Hedges [Member]        
Derivative [Line Items]        
Number of forward currency exchange contracts | ForwardContract 0 0 0 0
Forward Currency Contracts [Member] | Derivatives Not Designated as Hedge Instrument [Member] | Chile Pesos [Member]        
Derivative [Line Items]        
Contractual obligation foreign currency contracts | CLP     CLP 1,800,000,000  
Forward Currency Contracts [Member] | Derivatives Not Designated as Hedge Instrument [Member] | Euro Purchase and Chilean Sell [Member]        
Derivative [Line Items]        
Number of forward currency exchange contracts | ForwardContract 1 1 1  
Contract maturity date Jan. 27, 2017      
Forward Currency Contracts [Member] | Derivatives Not Designated as Hedge Instrument [Member] | Euro Purchase [Member]        
Derivative [Line Items]        
Contractual obligation foreign currency contracts   € 2,392,000