Long-Term Compensation - Summary of Equity Awards Granted (Detail) - Prologis Promote Plan [Member] - USD ($) shares in Thousands, $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Granted	88	53
Grant date fair value	$ 4,800	$ 2,300
Long-Term Incentive Plan Units (LTIP units) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Granted	203	114
Grant date fair value	$ 11,100	$ 4,900