v2.4.1.9
Debt - Additional Information (Detail)
Share data in Millions, except Per Share data, unless otherwise specified
12 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2012
USD ($)
Dec. 31, 2014
Yen Term Loan [Member]
USD ($)
Dec. 31, 2014
Yen Term Loan [Member]
JPY (¥)
Dec. 31, 2014
Yen Term Loan [Member]
London Interbank Offered Rate (LIBOR) [Member]
Dec. 31, 2014
Exchangeable Senior Notes [Member]
Dec. 31, 2014
Exchangeable Senior Notes [Member]
USD ($)
Dec. 31, 2013
Exchangeable Senior Notes [Member]
USD ($)
Dec. 31, 2012
Exchangeable Senior Notes [Member]
USD ($)
Dec. 31, 2014
Secured Mortagage Debt [Member]
USD ($)
Dec. 31, 2013
Secured Mortagage Debt [Member]
USD ($)
Dec. 31, 2014
TMK Bonds [Member]
USD ($)
Dec. 31, 2014
TMK Bonds [Member]
CNY
Dec. 31, 2013
TMK Bonds [Member]
USD ($)
Dec. 31, 2013
TMK Bonds [Member]
JPY (¥)
Dec. 31, 2014
Euro Term Loan [Member]
USD ($)
Renewals
Dec. 31, 2014
Euro Term Loan [Member]
EUR (€)
Dec. 31, 2014
Global Facility [Member]
USD ($)
Jun. 30, 2014
Global Facility [Member]
USD ($)
Dec. 31, 2014
Revolver [Member]
USD ($)
Dec. 31, 2014
Revolver [Member]
JPY (¥)
Mar. 31, 2013
Bridge Loan [Member]
USD ($)
Mar. 31, 2013
Bridge Loan [Member]
JPY (¥)
Debt [Line Items]                                                
Credit facility current borrowing capacity                                     $ 2,400,000,000us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= pld_GlobalCreditFacilityMember
  $ 376,200,000us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= pld_RevolverMember
¥ 45,000,000,000us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= pld_RevolverMember
   
Credit facility current borrowing capacity 2,742,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity 2,451,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity 2,118,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity 342,100,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_JapaneseYenNoteMember
40,900,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_JapaneseYenNoteMember
                      607,100,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
500,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
  2,500,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= pld_GlobalCreditFacilityMember
472,300,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= pld_RevolverMember
56,500,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= pld_RevolverMember
500,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= us-gaap_BridgeLoanMember
 
Debt Instrument maturity date                                 Jun. 30, 2017 Jun. 30, 2017 Jul. 11, 2017          
Global Facility extended maturity date                                     Jul. 11, 2018          
Cross acceleration to other recourse indebtedness                                       50,000,000pld_CrossAccelerationIncludedInDefaults
/ us-gaap_CreditFacilityAxis
= pld_GlobalCreditFacilityMember
       
Bridge loan, amount outstanding during period   726,000,000us-gaap_LineOfCredit 889,000,000us-gaap_LineOfCredit                                       215,700,000us-gaap_LineOfCredit
/ us-gaap_CreditFacilityAxis
= us-gaap_BridgeLoanMember
20,000,000,000us-gaap_LineOfCredit
/ us-gaap_CreditFacilityAxis
= us-gaap_BridgeLoanMember
Debt issued 9,293,000,000us-gaap_DebtInstrumentFaceAmount             460,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
    1,200,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_SecuredMortagageDebtMember
190,400,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_SecuredMortagageDebtMember
70,700,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
7,200,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
106,400,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
10,600,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
               
Interest Rate               3.25%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
                               
Conversion rate of notes to shares of common stock             25.8244us-gaap_DebtInstrumentConvertibleConversionRatio1
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
                                 
Base principal amount per note               1,000pld_DebtInstrumentConvertibleBasePrincipalAmountForConversionRate
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
                               
Conversion price of exchangeable notes               $ 38.72us-gaap_DebtInstrumentConvertibleConversionPrice1
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
                               
Number of share issued on debt conversion 11.9pld_DebtInstrumentConvertibleNumberOfShares                                              
Fair Value Of Derivative Instruments               51,300,000us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
41,000,000us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
                             
Unrealized losses on derivative instrument               10,300,000us-gaap_UnrealizedGainLossOnDerivatives
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
1,200,000us-gaap_UnrealizedGainLossOnDerivatives
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
22,300,000us-gaap_UnrealizedGainLossOnDerivatives
/ us-gaap_DebtInstrumentAxis
= pld_ExchangeableSeniorNotesMember
                           
Debt outstanding 9,380,199,000us-gaap_LongTermDebt 9,011,216,000us-gaap_LongTermDebt                     0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
14,300,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
1,500,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= pld_BondsPayableMember
               
Increased borrowing limit       427,200,000pld_IncreasedLineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_JapaneseYenNoteMember
51,100,000,000pld_IncreasedLineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_JapaneseYenNoteMember
                      1,200,000,000pld_IncreasedLineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
1,000,000,000pld_IncreasedLineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
           
Debt instrument basis spread           1.20%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= pld_JapaneseYenNoteMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
                    98.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
98.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
           
Line of Credit Facility, Interest Rate Description                                 LIBOR plus 98 basis points LIBOR plus 98 basis points            
Number of extensions to maturity period                                 1pld_NumberOfExtensionsToMaturityPeriod
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
1pld_NumberOfExtensionsToMaturityPeriod
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
           
Term loan amount                                 230,700,000us-gaap_LongTermNotesAndLoans
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
190,000,000us-gaap_LongTermNotesAndLoans
/ us-gaap_DebtInstrumentAxis
= pld_EuroTermLoanMember
           
Exchangeable Senior Notes Outstanding $ 6,500,000,000pld_ExchangeableSeniorNotesOutstanding