v2.4.1.9

Earnings Per Common Share / Unit - Computation of Basic and Diluted Earnings Per Share Unit (Parenthetical) (Detail) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items] |  |  |
Weighted average exchangeable Operating Partnership units outstanding | 1,767 us-gaap_WeightedAverageGeneralPartnershipUnitsOutstanding | 1,860 us-gaap_WeightedAverageGeneralPartnershipUnitsOutstanding | 1,953 us-gaap_WeightedAverageGeneralPartnershipUnitsOutstanding
Total weighted average potentially dilutive limited partnership units outstanding | 14,366 pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding | 13,998 pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding | 9,805 pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding
Prologis, L.P. [Member] |  |  |
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items] |  |  |
Total weighted average potentially dilutive limited partnership units outstanding | 1,932 pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding / us-gaap_PartnerTypeOfPartnersCapitalAccountAxis = us-gaap_LimitedPartnerMember | 1,558 pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding / us-gaap_PartnerTypeOfPartnersCapitalAccountAxis = us-gaap_LimitedPartnerMember | 1,284 pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding / us-gaap_PartnerTypeOfPartnersCapitalAccountAxis = us-gaap_LimitedPartnerMember
Total weighted average potentially dilutive exchangeable debt outstanding | 11,879 pld_WeightedAveragePotentiallyDilutiveExchangeableDebtOutstanding / us-gaap_PartnerTypeOfPartnersCapitalAccountAxis = us-gaap_LimitedPartnerMember | 11,879 pld_WeightedAveragePotentiallyDilutiveExchangeableDebtOutstanding / us-gaap_PartnerTypeOfPartnersCapitalAccountAxis = us-gaap_LimitedPartnerMember | 11,879 pld_WeightedAveragePotentiallyDilutiveExchangeableDebtOutstanding / us-gaap_PartnerTypeOfPartnersCapitalAccountAxis = us-gaap_LimitedPartnerMember

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- Definition Weighted Average Potentially Dilutive Exchangeable Debt Outstanding + References No definition available. + Details
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- Definition Weighted average number of general partnership units outstanding determined by relating the portion of time within a reporting period that general partnership units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section F + Details
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