Acquisitions - Additional Information (Detail) ft² in Millions, $ in Millions	Feb. 04, 2020 USD ($) ft² Property Venture	Aug. 22, 2018 USD ($) ft² a Property
Liberty Transaction [Member]
Business Acquisition [Line Items]
Business acquisition, date of acquisition agreement	Feb. 04, 2020
Business acquisition consideration transferred	$ 13,000.0
Fair value of Prologis shares and units issued	10,015.0
Business acquisition, assumption of debt	$ 2,800.0
Business acquisition stock conversion ratio	0.675
Number of operating properties acquired \| Property	519
Square feet of properties \| ft²	99.6
Fair value of Prologis shares and units issued	$ 10,015.0
Liberty Transaction [Member] \| Other Ventures [Member]
Business Acquisition [Line Items]
Number of ventures that own industrial and office properties in which ownership interest is acquired \| Venture	8
Transaction costs	$ 115.8
Liberty Transaction [Member] \| Non-Strategic Industrial Properties [Member]
Business Acquisition [Line Items]
Square feet of properties \| ft²	34.0
DCT Transaction [Member]
Business Acquisition [Line Items]
Business acquisition, date of acquisition agreement		Aug. 22, 2018
Business acquisition consideration transferred		$ 8,500.0
Fair value of Prologis shares and units issued		$ 6,557.0
Business acquisition stock conversion ratio		1.02
Number of operating properties acquired \| Property		408
Square feet of properties \| ft²		68.0
Transaction costs		$ 50.0
Number of operating properties under development \| Property		10
Area of properties under development \| ft²		2.8
Acquisition of real estate properties, acres of land parcels \| a		305
Area of properties land parcels with potential build out \| ft²		4.5
Fair value of Prologis shares and units issued		$ 6,557.0

Area of land parcel with build-out potential.

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Area of real estate property land parcels with potential build out.

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Area of real estate property under development.

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Business acquisition stock conversion ratio.

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Number of real estate properties under development.

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Number of ventures that own industrial and office properties in which ownership interest is acquired.

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Area of a real estate property.

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

+ References

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Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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The number of real estate properties owned as of the balance sheet date.

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