v2.4.1.9

Debt - Debt Summary (Parenthetical) (Detail) (USD $) | 12 Months Ended
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Dec. 31, 2014
Schedule of Capitalization, Long-term Debt [Line Items] |
Count of properties securing mortgage debt | 196 pld_CountOfPropertiesSecuringMortgageDebt
Cost of properties securing mortgage debt | 2,600,000,000 pld_CostOfPropertiesSecuringMortgageDebt
Count of properties securing mortgage debt | 171 pld_CountOfPropertiesSecuringConsolidatedInvesteesMortgageDebt
Cost of properties securing mortgage debt | 2,000,000,000 pld_CostOfPropertiesSecuringConsolidatedInvesteesMortgageDebt
Term Loans and Other Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Cost of properties securing mortgage debt | 784,200,000 pld_CostOfPropertiesSecuringMortgageDebt / us-gaap_DebtInstrumentAxis = pld_OtherDebtMember
Euro [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Foreign principal borrowing included in total debt denominated in non-U.S. dollars | 3,300,000,000 pld_PrincipalBorrowingsWithinDebtDenominatedInForeignCurrency / us-gaap_CurrencyAxis = currency_EUR
Japanese Yen [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Foreign principal borrowing included in total debt denominated in non-U.S. dollars | 400,000,000 pld_PrincipalBorrowingsWithinDebtDenominatedInForeignCurrency / us-gaap_CurrencyAxis = currency_JPY
Minimum [Member] | Senior Notes [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 1.40%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = us-gaap_NotesPayableOtherPayablesMember / us-gaap_RangeAxis = us-gaap_MinimumMember
Debt Instrument maturity date | 2017-07
Minimum [Member] | Secured Mortgage Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 3.30%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = us-gaap_SecuredDebtMember / us-gaap_RangeAxis = us-gaap_MinimumMember
Debt Instrument maturity date | 2015-07
Minimum [Member] | Term Loans and Other Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 4.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = pld_OtherDebtMember / us-gaap_RangeAxis = us-gaap_MinimumMember
Debt Instrument maturity date | 2015-12
Minimum [Member] | Secured Mortgage Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 1.90%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = pld_SecuredMortgageDebtOfConsolidatedInvesteesMember / us-gaap_RangeAxis = us-gaap_MinimumMember
Debt Instrument maturity date | 2015-07
Maximum [Member] | Senior Notes [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 7.60%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = us-gaap_NotesPayableOtherPayablesMember / us-gaap_RangeAxis = us-gaap_MaximumMember
Debt Instrument maturity date | 2026-06
Maximum [Member] | Secured Mortgage Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 7.60%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = us-gaap_SecuredDebtMember / us-gaap_RangeAxis = us-gaap_MaximumMember
Debt Instrument maturity date | 2025-04
Maximum [Member] | Term Loans and Other Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 7.90%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = pld_OtherDebtMember / us-gaap_RangeAxis = us-gaap_MaximumMember
Debt Instrument maturity date | 2033-09
Maximum [Member] | Secured Mortgage Debt [Member] |
Schedule of Capitalization, Long-term Debt [Line Items] |
Interest Rate | 6.90%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = pld_SecuredMortgageDebtOfConsolidatedInvesteesMember / us-gaap_RangeAxis = us-gaap_MaximumMember
Debt Instrument maturity date | 2027-12

X
- Definition Cost Of Properties Securing Consolidated Investees Mortgage Debt. + References No definition available. + Details
Name: | pld_CostOfPropertiesSecuringConsolidatedInvesteesMortgageDebt
Namespace Prefix: | pld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cost of properties securing mortgage debt. + References No definition available. + Details
Name: | pld_CostOfPropertiesSecuringMortgageDebt
Namespace Prefix: | pld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Count of properties securing consolidated investees mortgage debt. + References No definition available. + Details
Name: | pld_CountOfPropertiesSecuringConsolidatedInvesteesMortgageDebt
Namespace Prefix: | pld_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Count of properties securing mortgage debt. + References No definition available. + Details
Name: | pld_CountOfPropertiesSecuringMortgageDebt
Namespace Prefix: | pld_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt instrument maturity month and year. + References No definition available. + Details
Name: | pld_DebtInstrumentMaturityMonthAndYear
Namespace Prefix: | pld_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Principal borrowings within the outstanding debt balance that are denominated in a foreign currency. + References No definition available. + Details
Name: | pld_PrincipalBorrowingsWithinDebtDenominatedInForeignCurrency
Namespace Prefix: | pld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_ScheduleOfCapitalizationLongtermDebtLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_CurrencyAxis=currency_EUR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_CurrencyAxis=currency_JPY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_DebtInstrumentAxis=pld_OtherDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |