Stockholders' Equity of Prologis, Inc - Summary of Taxability of Common and Preferred Stock Dividends (Detail) - $ / shares |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2017 |
[1] | Dec. 31, 2016 |
Dec. 31, 2015 |
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| Class of Stock [Line Items] | ||||||
| Ordinary income | $ 1.23 | $ 0.60 | $ 0.36 | |||
| Qualified dividend | 0.01 | 0.15 | 0.08 | |||
| Capital gains | 0.52 | 0.93 | 1.08 | |||
| Total distribution | 1.76 | 1.68 | 1.52 | |||
| Series Q Preferred Stock [Member] | ||||||
| Class of Stock [Line Items] | ||||||
| Ordinary income | 2.91 | 2.02 | 0.77 | |||
| Qualified dividend | 0.08 | 0.29 | 0.62 | |||
| Capital gains | 1.28 | 1.96 | 2.88 | |||
| Total distribution | $ 4.27 | $ 4.27 | $ 4.27 | |||
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