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Noncontrolling Interests (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Jan. 26, 2014
May 03, 2015
CHINA    
Noncontrolling Interest [Line Items]    
Controlling interest in a company   60.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_StatementGeographicalAxis
= country_CN
Malaysia [Member]    
Noncontrolling Interest [Line Items]    
Controlling interest in a company   70.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_StatementGeographicalAxis
= country_MY
Noncontrolling Interests [Member]    
Noncontrolling Interest [Line Items]    
Restructuring charges, after tax $ 5cpb_RestructuringChargesAfterTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember