XML 55 R46.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Noncontrolling Interests (Narrative) (Details) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Mar. 31, 2022 USD ($) shares | Jun. 30, 2022 USD ($) | Sep. 30, 2022 USD ($) shares
Acquisition of Self Storage Facilities to Date |  |  |
Noncontrolling Interest [Line Items] |  |  |
Issuance of partnership units | $ | $ 83.8 | $ 83.8 |
Acquisition of Self-Storage Facilities Other Investments |  |  |
Noncontrolling Interest [Line Items] |  |  |
Issuance of partnership units | $ |  |  | $ 19.9
Noncontrolling Interests |  |  |
Noncontrolling Interest [Line Items] |  |  |
Convertible partnership units (in shares) |  |  | 499,966
Partnership units conversion ratio |  |  | 1
Noncontrolling Interests | Acquisition of Self Storage Facilities to Date |  |  |
Noncontrolling Interest [Line Items] |  |  |
Convertible partnership units (in shares) | 254,833 |  |
Noncontrolling Interests | Acquisition of Self-Storage Facilities Other Investments |  |  |
Noncontrolling Interest [Line Items] |  |  |
Convertible partnership units (in shares) |  |  | 54,137

X
- Definition Convertible Partnership Units. + References No definition available. + Details
Name: | psa_ConvertiblePartnershipUnits
Namespace Prefix: | psa_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Partnership Units Conversion Ratio to Common Shares + References No definition available. + Details
Name: | psa_PartnershipUnitsConversionRatio
Namespace Prefix: | psa_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=126966197&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126966197&loc=d3e6578-128477 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_MinorityInterestLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=psa_AcquisitionOfSelfStorageFacilitiesToDateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=psa_AcquisitionOfSelfStorageFacilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_NoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |