Selected Quarterly Financial Data (Unaudited) - Selected Quarterly Financial Data (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Selected Quarterly Financial Data [Line Items]
Rental revenues	$ 433,568	$ 416,427	$ 447,960	$ 439,884	$ 435,722	$ 435,868	$ 426,150	$ 437,104	$ 1,737,839	$ 1,734,844	$ 1,536,117
Rental recoveries	117,081	114,755	128,417	127,049	124,163	124,409	119,981	117,012	487,302	485,565	437,070
Total revenues	619,922	602,874	766,183	629,155	620,115	704,565	602,155	606,300	2,618,134	2,533,135	2,197,074
Rental expenses	(140,338)	(128,735)	(147,794)	(152,656)	(141,050)	(140,514)	(140,725)	(146,581)	(569,523)	(568,870)	(544,182)
Operating income	158,417	175,491	275,272	161,886	164,208	232,624	142,348	129,198	771,066	668,378	380,172
Consolidated net earnings	338,873	913,417	287,980	220,689	466,702	307,242	295,791	222,805
Net earnings attributable to common stockholders/unit holders	$ 295,515	$ 876,218	$ 266,943	$ 203,255	$ 440,539	$ 279,255	$ 275,383	$ 208,041	$ 1,641,931	$ 1,203,218	$ 862,788
Net earnings per share attributable to common stockholders/unitholders - Basic	$ 0.56	$ 1.65	$ 0.50	$ 0.38	$ 0.83	$ 0.53	$ 0.52	$ 0.40	$ 3.10	$ 2.29	$ 1.66
Net earnings per share attributable to common stockholders/unitholders - Diluted	$ 0.55	$ 1.63	$ 0.50	$ 0.38	$ 0.82	$ 0.52	$ 0.52	$ 0.39	$ 3.06	$ 2.27	$ 1.64
Prologis, L.P. [Member]
Selected Quarterly Financial Data [Line Items]
Rental revenues	$ 433,568	$ 416,427	$ 447,960	$ 439,884	$ 435,722	$ 435,868	$ 426,150	$ 437,104
Rental recoveries	117,081	114,755	128,417	127,049	124,163	124,409	119,981	117,012
Total revenues	619,922	602,874	766,183	629,155	620,115	704,565	602,155	606,300
Rental expenses	(140,338)	(128,735)	(147,794)	(152,656)	(141,050)	(140,514)	(140,725)	(146,581)
Operating income	158,417	175,491	275,272	161,886	164,208	232,624	142,348	129,198
Consolidated net earnings	338,873	913,417	287,980	220,689	466,702	307,242	295,791	222,805
Net earnings attributable to common stockholders/unit holders	$ 303,416	$ 900,331	$ 274,320	$ 208,878	$ 452,602	$ 286,943	$ 283,699	$ 214,275
Net earnings per share attributable to common stockholders/unitholders - Basic	$ 0.56	$ 1.65	$ 0.50	$ 0.38	$ 0.83	$ 0.53	$ 0.52	$ 0.40
Net earnings per share attributable to common stockholders/unitholders - Diluted	$ 0.55	$ 1.63	$ 0.50	$ 0.38	$ 0.82	$ 0.52	$ 0.52	$ 0.39