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Represents the compensation cost capitalized during the period arising from equity-based compensation arrangements (for example, shares of stock, units, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Supplemental Cash Flow Information - Additional Information (Detail) - USD ($) shares in Millions, $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Aug. 22, 2018	Jul. 31, 2017	Jun. 30, 2017
Supplemental Cash Flow Information [Line Items]
Capitalization for equity based compensation expense		$ 19.9	$ 20.8
Noncash acquisition, real estate acquired		11.8
Interest paid, net of amounts capitalized		188.0	232.4
Cash paid for income taxes, net of refunds		37.2	$ 29.7
Limited Partners [Member] \| Prologis, L.P. [Member] \| Common [Member]
Supplemental Cash Flow Information [Line Items]
PLD units redeemed for common shares			0.7
Unconsolidated Entities [Member]
Supplemental Cash Flow Information [Line Items]
Equity ownership interest received		$ 232.2	$ 83.6
Prologis Targeted U S Logistics Fund [Member]
Supplemental Cash Flow Information [Line Items]
Equity ownership interest received	$ 1,100.0
Notes receivable backed by real estate						$ 19.5
Secured mortgage debt					$ 956.0	$ 956.0
DCT [Member]
Supplemental Cash Flow Information [Line Items]
Value of common stock issued as consideration				$ 8,500.0