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
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 1,767us-gaap_WeightedAverageGeneralPartnershipUnitsOutstanding 1,860us-gaap_WeightedAverageGeneralPartnershipUnitsOutstanding 1,953us-gaap_WeightedAverageGeneralPartnershipUnitsOutstanding
Total weighted average potentially dilutive limited partnership units outstanding 14,366pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding 13,998pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding 9,805pld_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 1,932pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding
/ us-gaap_PartnerTypeOfPartnersCapitalAccountAxis
= us-gaap_LimitedPartnerMember
1,558pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding
/ us-gaap_PartnerTypeOfPartnersCapitalAccountAxis
= us-gaap_LimitedPartnerMember
1,284pld_WeightedAveragePotentiallyDilutiveLimitedPartnershipUnitsOutstanding
/ us-gaap_PartnerTypeOfPartnersCapitalAccountAxis
= us-gaap_LimitedPartnerMember
Total weighted average potentially dilutive exchangeable debt outstanding 11,879pld_WeightedAveragePotentiallyDilutiveExchangeableDebtOutstanding
/ us-gaap_PartnerTypeOfPartnersCapitalAccountAxis
= us-gaap_LimitedPartnerMember
11,879pld_WeightedAveragePotentiallyDilutiveExchangeableDebtOutstanding
/ us-gaap_PartnerTypeOfPartnersCapitalAccountAxis
= us-gaap_LimitedPartnerMember
11,879pld_WeightedAveragePotentiallyDilutiveExchangeableDebtOutstanding
/ us-gaap_PartnerTypeOfPartnersCapitalAccountAxis
= us-gaap_LimitedPartnerMember