Quarterly report pursuant to Section 13 or 15(d)

Organization And Description Of Business (Narrative) (Details)

v3.19.3
Organization And Description Of Business (Narrative) (Details)
shares in Millions
 9 Months Ended
Sep. 30, 2019
ft²
property
state
shares
Organization And Description Of Business [Line Items]  
The Company's ownership percentage of the limited partnership 79.00%
Owned and operated properties (in rentable square feet) 28,800,000
Number of states with rentable commercial space | state 6
Number of units in multi-family asset | property 395
Managed properties (in rentable square feet) 438,000
PS [Member]  
Organization And Description Of Business [Line Items]  
Affiliate's percent ownership of the Company's common equity 41.60%
Shares owned by Public Storage | shares 14.5
Investment in Consolidated Joint Venture [Member]  
Organization And Description Of Business [Line Items]  
Economic interest in joint venture, percentage 95.00%