v2.4.1.9
Debt - Long-Term Debt Maturities (Detail) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Debt Instrument [Line Items]    
2015 $ 599,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear  
2016 741,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths  
2017 971,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo  
2018 540,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree  
2019 980,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour  
2020 1,292,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive  
2021 854,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix  
2022 859,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSeven  
2023 859,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight  
2024 981,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearNine  
Thereafter 617,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearNine  
Subtotal 9,293,000,000us-gaap_DebtInstrumentFaceAmount  
Unamortized (discounts) premiums, net 87,000,000us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet  
Total 9,380,199,000us-gaap_LongTermDebt 9,011,216,000us-gaap_LongTermDebt
Wholly Owned [Member]    
Debt Instrument [Line Items]    
2015 485,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2016 295,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2017 765,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2018 374,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2019 979,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2020 1,103,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2021 853,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2022 858,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSeven
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2023 858,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
2024 980,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
Thereafter 614,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
Subtotal 8,164,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
Unamortized (discounts) premiums, net 9,000,000us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
Total 8,173,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
 
Wholly Owned [Member] | Senior Notes [Member]    
Debt Instrument [Line Items]    
2017 377,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2018 262,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2019 693,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2020 1,096,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2021 500,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2022 850,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSeven
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2023 850,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
2024 850,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Thereafter 607,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Subtotal 6,085,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Unamortized (discounts) premiums, net (8,000,000)us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Total 6,077,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Wholly Owned [Member] | Exchangeable Notes [Member]    
Debt Instrument [Line Items]    
2015 460,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_ExchangeableNotesMember
 
Subtotal 460,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_ExchangeableNotesMember
 
Unamortized (discounts) premiums, net (3,000,000)us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_ExchangeableNotesMember
 
Total 457,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_ExchangeableNotesMember
 
Wholly Owned [Member] | Term Loans and Other Debt [Member]    
Debt Instrument [Line Items]    
2015 1,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2016 1,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2017 232,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2018 1,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2019 1,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2020 1,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2021 342,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2022 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSeven
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2023 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
2024 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
Thereafter 7,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
Subtotal 589,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
Total 589,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= pld_TermLoansAndOtherDebtMember
 
Wholly Owned [Member] | Secured Mortgage Debt [Member]    
Debt Instrument [Line Items]    
2015 24,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2016 294,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2017 156,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2018 111,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2019 285,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2020 6,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2021 11,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2022 7,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSeven
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2023 7,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
2024 129,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearNine
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
Subtotal 1,030,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
Unamortized (discounts) premiums, net 20,000,000us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
Total 1,050,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_WhollyOwnedMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SecuredDebtMember
 
Consolidated Entities [Member]    
Debt Instrument [Line Items]    
2015 114,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2016 446,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2017 206,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2018 166,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2019 1,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2020 189,000,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2021 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2022 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSeven
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2023 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
2024 1,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearNine
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
Thereafter 3,000,000pld_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearNine
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
Subtotal 1,129,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
Unamortized (discounts) premiums, net 78,000,000us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember
 
Total $ 1,207,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_ConsolidatedInvesteesMember