v3.8.0.1

Earnings Per Common Share or Unit - Computation of Basic and Diluted Earnings Per Share Unit (Parenthetical) (Detail) - shares shares in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items] |  |  |  |
Total potential dilutive shares and units outstanding | 25,575 | 25,453 | 25,188 | 24,939
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 | 9,672 | 10,587 | 10,166 | 10,633
Total potentially dilutive stock awards outstanding | 9,934 | 9,220 | 9,038 | 7,783
Total potential dilutive shares and units outstanding | 19,606 | 19,807 | 19,204 | 18,416
Total potential dilutive shares and units outstanding limited partnership | 5,969 | 5,646 | 5,984 | 6,523

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