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v3.19.1

General - Additional Information (Detail) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 USD ($) Segment shares | Mar. 31, 2018 USD ($)
General [Line Items] |  |
Number of reportable segments | Segment | 2 |
Rental revenues |  | $ 427.9
Rental recoveries |  | 128.0
Rental Expense [Member] |  |
General [Line Items] |  |
Capitalized cost | $ 6.5 |
Other Assets [Member] |  |
General [Line Items] |  |
Capitalized cost |  | $ 5.4
Unaffiliated Investors and Certain Current and Former Directors and Officers [Member] |  |
General [Line Items] |  |
Percentage of common limited partnership interest | 3.01% |
General Partner | Prologis Limited Partnership [Member] |  |
General [Line Items] |  |
Percentage of ownership in operating partnership | 96.99% |
Preferred [Member] | Prologis Limited Partnership [Member] |  |
General [Line Items] |  |
Percentage of ownership in operating partnership | 100.00% |
Class A Common [Member] |  |
General [Line Items] |  |
Class of common limited partnership units designated as class A common units | shares | 8.8 |

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