XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Noncontrolling Interest Represented by Preferred Operating Partnership Units (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2024
Noncontrolling Interest [Abstract] |
Balances of OP Units | The balances for each of the specific Preferred OP Units as presented in the Statement of Noncontrolling Interests and Equity as of the periods indicated is as follows:
| June 30, 2024 |  | December 31, 2023
Series B Units | $ | 33,567 |  |  | $ | 33,567 |
Series D Units | 157,739 |  |  | 188,793 |
| $ | 191,306 |  |  | $ | 222,360 |

X
- Definition Noncontrolling Interest + References No definition available. + Details
Name: | exr_NoncontrollingInterestTableTextBlock
Namespace Prefix: | exr_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NoncontrollingInterestAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration