Noncontrolling Interests - Noncontrolling Interest Summary (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Noncontrolling Interest [Line Items] | |||||||||||||
| Parent Company's Ownership Percentage | 100.00% | ||||||||||||
| Operating Partnership noncontrolling interest | $ 2,660,242 | $ 3,072,469 | |||||||||||
| Noncontrolling interests | 3,074,583 | 3,467,059 | |||||||||||
| Total Assets | 29,481,075 | 30,249,932 | |||||||||||
| Total Liabilities | 10,775,334 | 11,791,792 | |||||||||||
| Non-controlling Interests [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Total Assets | 6,836,957 | 9,678,752 | |||||||||||
| Total Liabilities | $ 314,492 | $ 1,871,094 | |||||||||||
| Prologis US Logistics Venture [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Parent Company's Ownership Percentage | 55.00% | 55.00% | |||||||||||
| Operating Partnership noncontrolling interest | $ 2,581,629 | $ 2,424,800 | |||||||||||
| Total Assets | 6,030,819 | 6,201,278 | |||||||||||
| Total Liabilities | 284,162 | $ 797,593 | |||||||||||
| Prologis North American Industrial Fund [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Parent Company's Ownership Percentage | [1] | 66.10% | |||||||||||
| Operating Partnership noncontrolling interest | [1] | 0 | $ 486,648 | ||||||||||
| Total Assets | [1] | 0 | 2,479,072 | ||||||||||
| Total Liabilities | [1] | 0 | $ 1,038,708 | ||||||||||
| Prologis Brazil Logistics Partners Fund I [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Parent Company's Ownership Percentage | [2] | 50.00% | |||||||||||
| Operating Partnership noncontrolling interest | [2] | 0 | $ 61,836 | ||||||||||
| Total Assets | [2] | 0 | 131,581 | ||||||||||
| Total Liabilities | [2] | $ 0 | $ 720 | ||||||||||
| Other Consolidated Entities [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Parent Company's Ownership | [3] | various | various | ||||||||||
| Operating Partnership noncontrolling interest | [3] | $ 78,613 | $ 99,185 | ||||||||||
| Total Assets | [3] | 806,138 | 866,821 | ||||||||||
| Total Liabilities | [3] | 30,330 | 34,073 | ||||||||||
| Prologis, L.P. [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Noncontrolling interests | 2,660,242 | 3,072,469 | |||||||||||
| Total Assets | 29,481,075 | 30,249,932 | |||||||||||
| Total Liabilities | 10,775,334 | 11,791,792 | |||||||||||
| Prologis, L.P. [Member] | Non-controlling Interests [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Limited partners in Prologis, L.P. | [4],[5] | 414,341 | 394,590 | ||||||||||
| Total Assets | [4],[5] | 0 | 0 | ||||||||||
| Total Liabilities | [4],[5] | 0 | 0 | ||||||||||
| Prologis Inc [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Total Assets | 6,836,957 | 9,678,752 | |||||||||||
| Total Liabilities | 314,492 | 1,871,094 | |||||||||||
| Prologis Inc [Member] | Non-controlling Interests [Member] | |||||||||||||
| Noncontrolling Interest [Line Items] | |||||||||||||
| Noncontrolling interests | $ 3,074,583 | $ 3,467,059 | |||||||||||
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