XML 82 R70.htm IDEA: XBRL DOCUMENT v3.5.0.2
Commitments and Contingencies - Additional Information (Detail) - 6 months ended Jun. 30, 2016
₨ in Billions
USD ($)
INR (₨)
Indian Department of Central Excise Authority | Cadbury    
Loss Contingencies [Line Items]    
Amount for formal claim of notice presented for unpaid excise tax, as of the balance sheet date $ 55,000,000 ₨ 3.7
Indian Department of Central Excise Authority | Cadbury | Show case notice    
Loss Contingencies [Line Items]    
Amount for formal claim of notice presented for unpaid excise tax, as of the balance sheet date 35,000,000 2.4
Indian Department of Central Excise Authority | Cadbury | Maximum    
Loss Contingencies [Line Items]    
Tax penalties and interest expense $ 87,000,000 ₨ 5.8
U.S. Commodity Futures Trading Commission ("CFTC")    
Loss Contingencies [Line Items]    
Loss contingency, filling date April 1, 2015  
Loss contingency, damages sought $ 1,000,000  
U.S. Commodity Futures Trading Commission ("CFTC") | Each Additional Violation of the Commodity Exchange Act    
Loss Contingencies [Line Items]    
Loss contingency, damages sought $ 140,000