Earnings Per Common Share / Unit - Schedule of Earnings Per Share Basic and Diluted by Common Class (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items]
Net earnings (loss) attributable to common stockholders	$ (1,517)	$ (8,120)	$ 263,899	$ 194,293
Noncontrolling interest attributable to exchangeable limited partnership units			1,599	1,069
Adjusted net earnings (loss) attributable to common stockholders	(1,517)	(8,120)	265,498	195,362
Weighted average common partnership units outstanding - Basic	486,032	459,878	473,892	459,549
Incremental weighted average effect on exchange of limited partnership units			3,039	3,299
Incremental weighted average effect of stock awards and warrants			3,078	1,848
Weighted average common partnership units outstanding - Diluted	486,032	459,878	480,009	464,696
Net earnings (loss) per share attributable to common stockholders - Basic	$ 0.00	$ (0.02)	$ 0.56	$ 0.42
Net earnings (loss) per share attributable to common stockholders - Diluted	$ 0.00	$ (0.02)	$ 0.55	$ 0.42
Prologis, L.P. [Member]
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items]
Net earnings (loss) attributable to common stockholders	(1,592)	(8,173)	264,956	195,181
Noncontrolling interest attributable to exchangeable limited partnership units			542	121
Adjusted net earnings (loss) attributable to common stockholders	$ (1,592)	$ (8,173)	$ 265,498	$ 195,302
Weighted average common partnership units outstanding - Basic	487,925	461,842	475,785	461,559
Incremental weighted average effect on exchange of limited partnership units			1,146	1,289
Incremental weighted average effect of stock awards and warrants			3,078	1,848
Weighted average common partnership units outstanding - Diluted	487,925	461,842	480,009	464,696
Net earnings (loss) per share attributable to common stockholders - Basic	$ 0.00	$ (0.02)	$ 0.56	$ 0.42
Net earnings (loss) per share attributable to common stockholders - Diluted	$ 0.00	$ (0.02)	$ 0.55	$ 0.42