$PSA
Public Storage Stock $psa

$psa Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000139331122000010 Filed on February 22, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$924.3M	$3.416B	$759.0M
YoY Change	21.78%	17.18%	5.78%
Cost Of Revenue	$236.9M	$920.6M	$205.5M
YoY Change	15.26%	6.12%	19.07%
Gross Profit	$687.5M	$2.495B	$553.5M
YoY Change	24.2%	21.86%	1.58%
Gross Profit Margin	74.38%	73.05%	72.92%
Selling, General & Admin	$23.68M	$95.06M	$15.70M
YoY Change	50.85%	29.86%	70.65%
% of Gross Profit	3.44%	3.81%	2.84%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$205.3M	$713.4M	$141.4M
YoY Change	45.18%	28.95%	4.82%
% of Gross Profit	29.86%	28.59%	25.55%
Operating Expenses	$229.0M	$808.5M	$157.2M
YoY Change	45.66%	29.07%	9.17%
Operating Profit	$458.5M	$1.687B	$396.3M
YoY Change	15.69%	18.68%	-1.15%
Interest Expense	$162.1M	$90.77M	-$39.50M
YoY Change	-510.39%	61.28%	797.73%
% of Operating Profit	35.36%	5.38%	-9.97%
Other Income/Expense, Net
YoY Change
Pretax Income	$622.0M	$1.960B	$352.4M
YoY Change	76.51%	43.96%	-8.96%
Income Tax		$12.40M
% Of Pretax Income		0.63%
Net Earnings	$619.7M	$1.953B	$351.3M
YoY Change	76.4%	43.92%	-9.25%
Net Earnings / Revenue	67.05%	57.18%	46.28%
Basic Earnings Per Share		$9.91
Diluted Earnings Per Share	$3.520M	$9.87	$2.010M
COMMON SHARES
Basic Shares Outstanding	175.4M shares	174.9M shares	174.8M
Diluted Shares Outstanding		175.6M shares

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$734.6M	$734.6M	$258.0M
YoY Change	184.73%	184.73%	-37.07%
Cash & Equivalents	$734.6M	$734.6M	$257.6M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$734.6M	$734.6M	$258.0M
YoY Change	184.73%	184.73%	-37.07%
LONG-TERM ASSETS
Property, Plant & Equipment	$15.31B	$15.31B	$10.41B
YoY Change	47.06%	47.06%	6.13%
Goodwill	$165.8M		$165.8M
YoY Change	0.0%		-5.02%
Intangibles
YoY Change
Long-Term Investments	$828.8M	$828.8M	$773.0M
YoY Change	7.21%	7.21%	0.65%
Other Assets
YoY Change
Total Long-Term Assets	$16.65B	$16.65B	$11.56B
YoY Change	44.02%	44.01%	5.51%
TOTAL ASSETS
Total Short-Term Assets	$734.6M	$734.6M	$258.0M
Total Long-Term Assets	$16.65B	$16.65B	$11.56B
Total Assets	$17.38B	$17.38B	$11.82B
YoY Change	47.09%	47.08%	3.97%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$482.1M	$482.1M	$395.0M
YoY Change	22.05%	22.05%	3.13%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$482.1M	$482.1M	$395.0M
YoY Change	22.05%	22.05%	3.13%
LONG-TERM LIABILITIES
Long-Term Debt	$7.475B	$7.475B	$2.845B
YoY Change	162.75%	162.75%	49.58%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$7.475B	$7.475B	$2.845B
YoY Change	162.75%	162.75%	49.58%
TOTAL LIABILITIES
Total Short-Term Liabilities	$482.1M	$482.1M	$395.0M
Total Long-Term Liabilities	$7.475B	$7.475B	$2.845B
Total Liabilities	$7.957B	$8.046B	$3.240B
YoY Change	145.62%	146.95%	41.73%
SHAREHOLDERS EQUITY
Retained Earnings	-$550.4M		-$914.8M
YoY Change	-39.83%		37.44%
Common Stock	$17.51M		$17.46M
YoY Change	0.32%		0.09%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$9.335B	$9.335B	$8.559B
YoY Change
Total Liabilities & Shareholders Equity	$17.38B	$17.38B	$11.82B
YoY Change	47.09%	47.08%	3.97%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	$619.7M	$1.953B	$351.3M
YoY Change	76.4%	43.92%	-9.25%
Depreciation, Depletion And Amortization	$205.3M	$713.4M	$141.4M
YoY Change	45.18%	28.95%	4.82%
Cash From Operating Activities	$728.8M	$2.544B	$512.6M
YoY Change	42.18%	24.51%	2.52%
INVESTING ACTIVITIES
Capital Expenditures	-$2.383B	-$5.599B	-$603.8M
YoY Change	294.74%	386.18%	153.38%
Acquisitions		$0.00
YoY Change
Other Investing Activities	$10.98M	$35.81M	$14.30M
YoY Change	-23.22%	5.34%	23.28%
Cash From Investing Activities	-$2.372B	-$5.564B	-$589.5M
YoY Change	302.45%	397.76%	160.04%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$95.86M
YoY Change		656.95%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	1.420B	$3.498B	41.10M
YoY Change	3355.82%	-425.19%	-110.17%
NET CHANGE
Cash From Operating Activities	728.8M	$2.544B	512.6M
Cash From Investing Activities	-2.372B	-$5.564B	-589.5M
Cash From Financing Activities	1.420B	$3.498B	41.10M
Net Change In Cash	-223.3M	$478.7M	-35.80M
YoY Change	523.61%	-417.11%	-72.67%
FREE CASH FLOW
Cash From Operating Activities	$728.8M	$2.544B	$512.6M
Capital Expenditures	-$2.383B	-$5.599B	-$603.8M
Free Cash Flow	$3.112B	$8.143B	$1.116B
YoY Change	178.78%	154.89%	51.21%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001393311
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	001-33519
CY2021	dei	Entity Registrant Name EntityRegistrantName	PUBLIC STORAGE
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-3551121
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	701 Western Avenue
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Glendale
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	91201-2349
CY2021	dei	City Area Code CityAreaCode	818
CY2021	dei	Local Phone Number LocalPhoneNumber	244-8080
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Public Float EntityPublicFloat	45156391000	USD
CY2022Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	175462248	shares
CY2021	dei	Auditor Name AuditorName	Ernst & Young LLP
CY2021	dei	Auditor Firm AuditorFirmId	42
CY2021	dei	Auditor Location AuditorLocation	Los Angeles, California
CY2021	dei	Auditor Location AuditorLocation	Los Angeles, California
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	734599000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	257560000	USD
CY2021Q4	us-gaap	Land Land	5134060000	USD
CY2020Q4	us-gaap	Land Land	4375588000	USD
CY2021Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	17673773000	USD
CY2020Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	12997039000	USD
CY2021Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	22807833000	USD
CY2020Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	17372627000	USD
CY2021Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	7773308000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	7152135000	USD
CY2021Q4	psa	Real Estate Facilities Net RealEstateFacilitiesNet	15034525000	USD
CY2020Q4	psa	Real Estate Facilities Net RealEstateFacilitiesNet	10220492000	USD
CY2021Q4	us-gaap	Development In Process DevelopmentInProcess	272471000	USD
CY2020Q4	us-gaap	Development In Process DevelopmentInProcess	188079000	USD
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CY2021Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	828763000	USD
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CY2020Q4	us-gaap	Assets Assets	11816546000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	7475279000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2544992000	USD
CY2021Q4	us-gaap	Redeemable Noncontrolling Interest Equity Preferred Redemption Value RedeemableNoncontrollingInterestEquityPreferredRedemptionValue	0	USD
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CY2020Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	394655000	USD
CY2021Q4	us-gaap	Liabilities Liabilities	7957370000	USD
CY2020Q4	us-gaap	Liabilities Liabilities	3239647000	USD
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	68249000	USD
CY2020Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	0	USD
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2020Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
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CY2021Q4	us-gaap	Minority Interest MinorityInterest	20112000	USD
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CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5117000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1943077000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1378702000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1519704000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9144728000	USD
CY2018Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2019	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	43600	shares
CY2019	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1059156000	USD
CY2019	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	42000	shares
CY2019	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1050000000	USD
CY2019	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	287734	shares
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	33564000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	13671000	USD
CY2019	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	35000000	USD
CY2019	psa	Contributions By Noncontrolling Interest ContributionsByNoncontrollingInterest	4148000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	1525651000	USD
CY2019	us-gaap	Dividends Preferred Stock DividendsPreferredStock	210179000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	6672000	USD
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	8.00
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	1398570000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-830000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9079667000	USD
CY2019Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2020	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	49900	shares
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1208206000	USD
CY2020	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	60800	shares
CY2020	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1520000000	USD
CY2020	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	163127	shares
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	12664000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	22845000	USD
CY2020	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	33000	USD
CY2020	psa	Contributions By Noncontrolling Interest ContributionsByNoncontrollingInterest	2629000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	1361227000	USD
CY2020	us-gaap	Dividends Preferred Stock DividendsPreferredStock	207068000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5366000	USD
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	8.00
CY2020	us-gaap	Dividends Common Stock DividendsCommonStock	1399361000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	21489000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8576899000	USD
CY2020Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2021	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	47300	shares
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1147455000	USD
CY2021	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	35000	shares
CY2021	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	875000000	USD
CY2021	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	552713	shares
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	95860000	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	54492000	USD
CY2021	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	692000	USD
CY2021	psa	Contributions By Noncontrolling Interest ContributionsByNoncontrollingInterest	2451000	USD
CY2021	psa	Temporary Equity Noncontrolling Interest Contributions From Noncontrolling Interest TemporaryEquityNoncontrollingInterestContributionsFromNoncontrollingInterest	68170000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	1959639000	USD
CY2021	psa	Temporary Equity Income Loss Attributable To Noncontrolling Interest Before Tax TemporaryEquityIncomeLossAttributableToNoncontrollingInterestBeforeTax	-470000	USD
CY2021	us-gaap	Dividends Preferred Stock DividendsPreferredStock	186579000	USD
CY2021	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	6271000	USD
CY2021	psa	Temporary Equity Noncontrolling Interest Decrease From Distributions To Noncontrolling Interest Holders TemporaryEquityNoncontrollingInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	391000	USD
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	8.00
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	1402309000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-10186000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9355289000	USD
CY2021Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	68249000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	1959639000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	1361227000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	1525651000	USD
CY2021	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	13683000	USD
CY2020	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	1493000	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	341000	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	713428000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	553257000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	512918000	USD
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	232093000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	80497000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	69547000	USD
CY2021	psa	Distributions Received From Real Estate Entities DistributionsReceivedFromRealEstateEntities	150488000	USD
CY2020	psa	Distributions Received From Real Estate Entities DistributionsReceivedFromRealEstateEntities	72098000	USD
CY2019	psa	Distributions Received From Real Estate Entities DistributionsReceivedFromRealEstateEntities	73259000	USD
CY2021	psa	Foreign Exchange Fluctuation ForeignExchangeFluctuation	111787000	USD
CY2020	psa	Foreign Exchange Fluctuation ForeignExchangeFluctuation	-97953000	USD
CY2019	psa	Foreign Exchange Fluctuation ForeignExchangeFluctuation	7829000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	59815000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	33363000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	25833000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-17748000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-6994000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-7690000	USD
CY2021	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	583916000	USD
CY2020	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	681675000	USD
CY2019	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	541983000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2543555000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2042902000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2067634000	USD
CY2021	psa	Capital Expenditures To Maintain Real Estate Facilities CapitalExpendituresToMaintainRealEstateFacilities	270238000	USD
CY2020	psa	Capital Expenditures To Maintain Real Estate Facilities CapitalExpendituresToMaintainRealEstateFacilities	169998000	USD
CY2019	psa	Capital Expenditures To Maintain Real Estate Facilities CapitalExpendituresToMaintainRealEstateFacilities	187303000	USD
CY2021	psa	Development And Expansion Of Real Estate Facilities DevelopmentAndExpansionOfRealEstateFacilities	281981000	USD
CY2020	psa	Development And Expansion Of Real Estate Facilities DevelopmentAndExpansionOfRealEstateFacilities	189413000	USD
CY2019	psa	Development And Expansion Of Real Estate Facilities DevelopmentAndExpansionOfRealEstateFacilities	284682000	USD
CY2021	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	5047106000	USD
CY2020	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	792266000	USD
CY2019	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	437758000	USD
CY2021	psa	Distributions In Excess Of Cumulative Equity In Earnings From Unconsolidated Real Estate Entities DistributionsInExcessOfCumulativeEquityInEarningsFromUnconsolidatedRealEstateEntities	19518000	USD
CY2020	psa	Distributions In Excess Of Cumulative Equity In Earnings From Unconsolidated Real Estate Entities DistributionsInExcessOfCumulativeEquityInEarningsFromUnconsolidatedRealEstateEntities	24658000	USD
CY2020	psa	Repayment Of Notes Receivable RepaymentOfNotesReceivable	7509000	USD
CY2019	psa	Distributions In Excess Of Cumulative Equity In Earnings From Unconsolidated Real Estate Entities DistributionsInExcessOfCumulativeEquityInEarningsFromUnconsolidatedRealEstateEntities	11630000	USD
CY2021	psa	Repayment Of Notes Receivable RepaymentOfNotesReceivable	0	USD
CY2019	psa	Repayment Of Notes Receivable RepaymentOfNotesReceivable	0	USD
CY2021	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	16296000	USD
CY2020	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	1796000	USD
CY2019	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	762000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-5563511000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1117714000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-897351000	USD
CY2021	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	2218000	USD
CY2020	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	2020000	USD
CY2019	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	1920000	USD
CY2021	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	5038904000	USD
CY2020	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	545151000	USD
CY2019	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	496900000	USD
CY2021	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	1147455000	USD
CY2020	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	1208206000	USD
CY2019	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	1059156000	USD
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	95860000	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	12664000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	33564000	USD
CY2021	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	1175000000	USD
CY2020	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	1220000000	USD
CY2019	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	1050000000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid	13069000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid	10518000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid	12162000	USD
CY2021	psa	Acquisition Of Redeemable Noncontrolling Interests In Subsidiaries AcquisitionOfRedeemableNoncontrollingInterestsInSubsidiaries	692000	USD
CY2020	psa	Acquisition Of Redeemable Noncontrolling Interests In Subsidiaries AcquisitionOfRedeemableNoncontrollingInterestsInSubsidiaries	33000	USD
CY2019	psa	Acquisition Of Redeemable Noncontrolling Interests In Subsidiaries AcquisitionOfRedeemableNoncontrollingInterestsInSubsidiaries	35000000	USD
CY2021	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	2451000	USD
CY2020	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	2629000	USD
CY2019	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	4148000	USD
CY2021	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	1588888000	USD
CY2020	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	1606429000	USD
CY2019	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	1608749000	USD
CY2021	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	6662000	USD
CY2020	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	5366000	USD
CY2019	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	6672000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	3498141000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1075716000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1120735000	USD
CY2021	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	478185000	USD
CY2020	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-150528000	USD
CY2019	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	49548000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents Continuing Operations EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations	505000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents Continuing Operations EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations	-426000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents Continuing Operations EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations	-13000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	478690000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-150954000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	49535000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	257560000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	409743000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	361218000	USD
CY2020Q4	us-gaap	Restricted Cash RestrictedCash	25040000	USD
CY2019Q4	us-gaap	Restricted Cash RestrictedCash	23811000	USD
CY2018Q4	us-gaap	Restricted Cash RestrictedCash	22801000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	282600000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	433554000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	384019000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	734599000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	257560000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	409743000	USD
CY2021Q4	us-gaap	Restricted Cash RestrictedCash	26691000	USD
CY2020Q4	us-gaap	Restricted Cash RestrictedCash	25040000	USD
CY2019Q4	us-gaap	Restricted Cash RestrictedCash	23811000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	761290000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	282600000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	433554000	USD
CY2021	psa	Capital Expenditures To Maintain Real Estate Facilities Remaining Unpaid At Period End CapitalExpendituresToMaintainRealEstateFacilitiesRemainingUnpaidAtPeriodEnd	-23398000	USD
CY2020	psa	Capital Expenditures To Maintain Real Estate Facilities Remaining Unpaid At Period End CapitalExpendituresToMaintainRealEstateFacilitiesRemainingUnpaidAtPeriodEnd	-10359000	USD
CY2019	psa	Capital Expenditures To Maintain Real Estate Facilities Remaining Unpaid At Period End CapitalExpendituresToMaintainRealEstateFacilitiesRemainingUnpaidAtPeriodEnd	-16558000	USD
CY2021	psa	Construction In Process Remaining Unpaid At Period End ConstructionInProcessRemainingUnpaidAtPeriodEnd	-50051000	USD
CY2020	psa	Construction In Process Remaining Unpaid At Period End ConstructionInProcessRemainingUnpaidAtPeriodEnd	-32349000	USD
CY2019	psa	Construction In Process Remaining Unpaid At Period End ConstructionInProcessRemainingUnpaidAtPeriodEnd	-32356000	USD
CY2021	psa	Real Estate Acquired In Exchange For Noncontrolling Interests RealEstateAcquiredInExchangeForNoncontrollingInterests	-68170000	USD
CY2020	psa	Real Estate Acquired In Exchange For Noncontrolling Interests RealEstateAcquiredInExchangeForNoncontrollingInterests	0	USD
CY2019	psa	Real Estate Acquired In Exchange For Noncontrolling Interests RealEstateAcquiredInExchangeForNoncontrollingInterests	0	USD
CY2021	psa	Real Estate Acquired In Exchange For Consideration Payable RealEstateAcquiredInExchangeForConsiderationPayable	0	USD
CY2020	psa	Real Estate Acquired In Exchange For Consideration Payable RealEstateAcquiredInExchangeForConsiderationPayable	-3799000	USD
CY2019	psa	Real Estate Acquired In Exchange For Consideration Payable RealEstateAcquiredInExchangeForConsiderationPayable	-1817000	USD
CY2021	psa	Preferred Shares Called For Redemption And Reclassified To Liabilities PreferredSharesCalledForRedemptionAndReclassifiedToLiabilities	0	USD
CY2020	psa	Preferred Shares Called For Redemption And Reclassified To Liabilities PreferredSharesCalledForRedemptionAndReclassifiedToLiabilities	300000000	USD
CY2019	psa	Preferred Shares Called For Redemption And Reclassified To Liabilities PreferredSharesCalledForRedemptionAndReclassifiedToLiabilities	0	USD
CY2021	us-gaap	Nature Of Operations NatureOfOperations	Description of the Business<div style="margin-bottom:12pt;padding-left:18pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Public Storage (referred to herein as “the Company,” “we,” “us,” or “our”), a Maryland real estate investment trust (“REIT”), was organized in 1980. Our principal business activities include the ownership and operation of self-storage facilities that offer storage spaces for lease, generally on a month-to-month basis, for personal and business use, ancillary activities such as tenant loss reinsurance, merchandise sales, and third party management, as well as the acquisition and development of additional self-storage space. </span></div><div style="margin-bottom:12pt;padding-left:18pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">At December 31, 2021, we have direct and indirect equity interests in 2,787 self-storage facilities (with approximately 198.3 million net rentable square feet) located in 39 states in the United States (“U.S.”) operating under the Public Storage® name, and 0.8 million net rentable square feet of commercial and retail space. </span></div><div style="margin-bottom:12pt;padding-left:18pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We own an approximate 35% common equity interest in Shurgard Self Storage SA (“Shurgard”), a public company traded on Euronext Brussels under the “SHUR” symbol, which owns 253 self-storage facilities (with approximately 14 million net rentable square feet) located in seven Western European countries, all operating under the Shurgard® name. We also own an approximate 41% common equity interest in PS Business Parks, Inc. (“PSB”), a REIT traded on the New York Stock Exchange under the “PSB” symbol, which owns 28 million net rentable square feet of commercial properties, primarily multi-tenant industrial, flex, and office space, located in six states.</span></div>Disclosures of the number and square footage of facilities, as well as the number and coverage of tenant reinsurance policies (Note 14) are unaudited and outside the scope of our independent registered public accounting firm’s audit of our financial statements in accordance with the standards of the Public Company Accounting Oversight Board (U.S.).
CY2021	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:12pt;padding-left:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Use of Estimates</span></div><div style="margin-bottom:12pt;padding-left:18pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of consolidated financial statements and accompanying notes in conformity with GAAP requires us to make estimates and assumptions that affect the amounts reported. Actual results could differ from those estimates and assumptions.</span></div>
CY2020	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2021	psa	Gain Loss On Sale Percentage Of Interest In Real Estate Sold At Fair Value GainLossOnSalePercentageOfInterestInRealEstateSoldAtFairValue	1
CY2019	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2021Q4	us-gaap	Foreign Currency Exchange Rate Translation1 ForeignCurrencyExchangeRateTranslation1	1.134
CY2020Q4	us-gaap	Foreign Currency Exchange Rate Translation1 ForeignCurrencyExchangeRateTranslation1	1.226
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2020Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	17372627000	USD
CY2019Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	16289146000	USD
CY2018Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	15296844000	USD
CY2021	psa	Real Estate Investment Property At Cost Capital Improvements RealEstateInvestmentPropertyAtCostCapitalImprovements	284200000	USD
CY2020	psa	Real Estate Investment Property At Cost Capital Improvements RealEstateInvestmentPropertyAtCostCapitalImprovements	163834000	USD
CY2019	psa	Real Estate Investment Property At Cost Capital Improvements RealEstateInvestmentPropertyAtCostCapitalImprovements	192539000	USD
CY2021	psa	Allocated To Real Estate Facilities AllocatedToRealEstateFacilities	4940413000	USD
CY2020	psa	Allocated To Real Estate Facilities AllocatedToRealEstateFacilities	781219000	USD
CY2019	psa	Allocated To Real Estate Facilities AllocatedToRealEstateFacilities	421097000	USD
CY2021	psa	Real Estate Investment Property At Cost Disposition Of Real Estate Facilities RealEstateInvestmentPropertyAtCostDispositionOfRealEstateFacilities	7408000	USD
CY2020	psa	Real Estate Investment Property At Cost Disposition Of Real Estate Facilities RealEstateInvestmentPropertyAtCostDispositionOfRealEstateFacilities	303000	USD
CY2019	psa	Real Estate Investment Property At Cost Disposition Of Real Estate Facilities RealEstateInvestmentPropertyAtCostDispositionOfRealEstateFacilities	426000	USD
CY2021	psa	Real Estate Investment Property At Cost Newly Developed Facilities Opened For Operation RealEstateInvestmentPropertyAtCostNewlyDevelopedFacilitiesOpenedForOperation	218001000	USD
CY2020	psa	Real Estate Investment Property At Cost Newly Developed Facilities Opened For Operation RealEstateInvestmentPropertyAtCostNewlyDevelopedFacilitiesOpenedForOperation	138731000	USD
CY2019	psa	Real Estate Investment Property At Cost Newly Developed Facilities Opened For Operation RealEstateInvestmentPropertyAtCostNewlyDevelopedFacilitiesOpenedForOperation	379092000	USD
CY2021Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	22807833000	USD
CY2020Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	17372627000	USD
CY2019Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	16289146000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	7152135000	USD
CY2019Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	6623475000	USD
CY2018Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	6140072000	USD
CY2021	us-gaap	Depreciation Depreciation	625968000	USD
CY2020	us-gaap	Depreciation Depreciation	528660000	USD
CY2019	us-gaap	Depreciation Depreciation	483408000	USD
CY2021	psa	Accumulated Depreciation On Real Estate Investments Disposed AccumulatedDepreciationOnRealEstateInvestmentsDisposed	4795000	USD
CY2020	psa	Accumulated Depreciation On Real Estate Investments Disposed AccumulatedDepreciationOnRealEstateInvestmentsDisposed	0	USD
CY2019	psa	Accumulated Depreciation On Real Estate Investments Disposed AccumulatedDepreciationOnRealEstateInvestmentsDisposed	5000	USD
CY2021Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	7773308000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	7152135000	USD
CY2019Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	6623475000	USD
CY2020Q4	us-gaap	Development In Process DevelopmentInProcess	188079000	USD
CY2019Q4	us-gaap	Development In Process DevelopmentInProcess	141934000	USD
CY2018Q4	us-gaap	Development In Process DevelopmentInProcess	285339000	USD
CY2021	psa	Development In Process Current DevelopmentInProcessCurrent	302393000	USD
CY2020	psa	Development In Process Current DevelopmentInProcessCurrent	188102000	USD
CY2019	psa	Development In Process Current DevelopmentInProcessCurrent	235687000	USD
CY2021	psa	Development In Process Write Off Of Cancelled Projects DevelopmentInProcessWriteOffOfCancelledProjects	0	USD
CY2020	psa	Development In Process Write Off Of Cancelled Projects DevelopmentInProcessWriteOffOfCancelledProjects	3226000	USD
CY2019	psa	Development In Process Write Off Of Cancelled Projects DevelopmentInProcessWriteOffOfCancelledProjects	0	USD
CY2021	psa	Development In Process Developed Or Redeveloped Facilities Opened For Operation DevelopmentInProcessDevelopedOrRedevelopedFacilitiesOpenedForOperation	218001000	USD
CY2020	psa	Development In Process Developed Or Redeveloped Facilities Opened For Operation DevelopmentInProcessDevelopedOrRedevelopedFacilitiesOpenedForOperation	138731000	USD
CY2019	psa	Development In Process Developed Or Redeveloped Facilities Opened For Operation DevelopmentInProcessDevelopedOrRedevelopedFacilitiesOpenedForOperation	379092000	USD
CY2021Q4	us-gaap	Development In Process DevelopmentInProcess	272471000	USD
CY2020Q4	us-gaap	Development In Process DevelopmentInProcess	188079000	USD
CY2019Q4	us-gaap	Development In Process DevelopmentInProcess	141934000	USD
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	15306996000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	10408571000	USD
CY2019Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	9807605000	USD
CY2021	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	16300000	USD
CY2020	psa	Development In Process Write Off Of Cancelled Projects DevelopmentInProcessWriteOffOfCancelledProjects	3200000	USD
CY2021Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	15800000000	USD
CY2021Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	828763000	USD
CY2020Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	773046000	USD
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	232093000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	80497000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	69547000	USD
CY2021Q4	us-gaap	Foreign Currency Exchange Rate Translation1 ForeignCurrencyExchangeRateTranslation1	1.134
CY2021Q4	us-gaap	Goodwill Gross GoodwillGross	165843000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	165843000	USD
CY2020Q4	us-gaap	Goodwill Gross GoodwillGross	165843000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	165843000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	198180000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	79953000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	118227000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	47321000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	27334000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	19987000	USD
CY2021Q4	psa	Intangible Assets Gross Including Goodwill IntangibleAssetsGrossIncludingGoodwill	382847000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	79953000	USD
CY2021Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	302894000	USD
CY2020Q4	psa	Intangible Assets Gross Including Goodwill IntangibleAssetsGrossIncludingGoodwill	231988000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	27334000	USD
CY2020Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	204654000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	76600000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	16100000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	16800000	USD
CY2021	us-gaap	Increase Decrease In Intangible Assets Current IncreaseDecreaseInIntangibleAssetsCurrent	174900000	USD
CY2020	us-gaap	Increase Decrease In Intangible Assets Current IncreaseDecreaseInIntangibleAssetsCurrent	14900000	USD
CY2019	us-gaap	Increase Decrease In Intangible Assets Current IncreaseDecreaseInIntangibleAssetsCurrent	18500000	USD
CY2021	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P1Y1M6D
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	86759000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	24417000	USD
CY2021Q4	psa	Finite Lived Intangible Assets Amortization Expense Thereafter FiniteLivedIntangibleAssetsAmortizationExpenseThereafter	7051000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	118227000	USD
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	7522405000	USD
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	47126000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	7475279000	USD
CY2021Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	7589932000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2544992000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	2767176000	USD
CY2021	psa	Foreign Exchange Fluctuation ForeignExchangeFluctuation	111800000	USD
CY2020	psa	Foreign Exchange Fluctuation ForeignExchangeFluctuation	-98000000	USD
CY2019	psa	Foreign Exchange Fluctuation ForeignExchangeFluctuation	7800000	USD
CY2021	us-gaap	Interest Paid InterestPaid	77700000	USD
CY2020	us-gaap	Interest Paid InterestPaid	52700000	USD
CY2019	us-gaap	Interest Paid InterestPaid	48300000	USD
CY2021	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	3500000	USD
CY2020	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	3400000	USD
CY2019	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	3900000	USD
CY2021Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	164000	shares
CY2021Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	4100000000	USD
CY2020Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	151700	shares
CY2020Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	3792500000	USD
CY2021	psa	Cumulative Arrearage Of Quarterly Dividends CumulativeArrearageOfQuarterlyDividends	6	dividend
CY2021	psa	Number Of Additional Members Right To Elect NumberOfAdditionalMembersRightToElect	2	boardMember
CY2021	us-gaap	Preferred Stock Amount Of Preferred Dividends In Arrears PreferredStockAmountOfPreferredDividendsInArrears	0	USD
CY2021	psa	Affirmative Vote Of Outstanding Shares Of Series Of Preferred Shares Required For Any Material And Adverse Amendment To Terms Of Series Percent AffirmativeVoteOfOutstandingSharesOfSeriesOfPreferredSharesRequiredForAnyMaterialAndAdverseAmendmentToTermsOfSeriesPercent	0.6667
CY2021	psa	Affirmative Vote Of Outstanding Shares Of All Preferred Shares Voting As Single Class Required To Issue Shares Ranking Senior To Preferred Shares Percent AffirmativeVoteOfOutstandingSharesOfAllPreferredSharesVotingAsSingleClassRequiredToIssueSharesRankingSeniorToPreferredSharesPercent	0.6667
CY2021Q4	us-gaap	Preferred Stock Redemption Price Per Share PreferredStockRedemptionPricePerShare	25.00
CY2019Q4	us-gaap	Shares Issued Price Per Share SharesIssuedPricePerShare	25.00
CY2021Q4	us-gaap	Shares Issued Price Per Share SharesIssuedPricePerShare	25.00
CY2020Q4	us-gaap	Shares Issued Price Per Share SharesIssuedPricePerShare	25.00
CY2021	psa	Portion Of Share Of Cumulative Preferred Shares PortionOfShareOfCumulativePreferredShares	0.001	shares
CY2020	psa	Portion Of Share Of Cumulative Preferred Shares PortionOfShareOfCumulativePreferredShares	0.001	shares
CY2019	psa	Portion Of Share Of Cumulative Preferred Shares PortionOfShareOfCumulativePreferredShares	0.001	shares
CY2021	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	552713	shares
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	95860000	USD
CY2020	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	163127	shares
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	12664000	USD
CY2019	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	287734	shares
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	33564000	USD
CY2021Q4	us-gaap	Stock Repurchase Program Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased	35000000	shares
CY2021Q4	psa	Share Repurchase Program Number Of Shares Repurchased To Date ShareRepurchaseProgramNumberOfSharesRepurchasedToDate	23700000	shares
CY2021	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2020	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2021	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1402000000	USD
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	8.00
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1399000000	USD
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	8.00
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1399000000	USD
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	8.00
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	186600000	USD
CY2020	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	207100000	USD
CY2019	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	210200000	USD
CY2021Q1	psa	Distributions Classification Percentage Ordinary Dividends DistributionsClassificationPercentageOrdinaryDividends	0.9455
CY2021Q2	psa	Distributions Classification Percentage Ordinary Dividends DistributionsClassificationPercentageOrdinaryDividends	0.9454
CY2021Q3	psa	Distributions Classification Percentage Ordinary Dividends DistributionsClassificationPercentageOrdinaryDividends	0.9455
CY2021Q4	psa	Distributions Classification Percentage Ordinary Dividends DistributionsClassificationPercentageOrdinaryDividends	0.9457
CY2021Q1	psa	Distributions Classification Percentage Capital Gain Distributions DistributionsClassificationPercentageCapitalGainDistributions	0.0545
CY2021Q2	psa	Distributions Classification Percentage Capital Gain Distributions DistributionsClassificationPercentageCapitalGainDistributions	0.0546
CY2021Q3	psa	Distributions Classification Percentage Capital Gain Distributions DistributionsClassificationPercentageCapitalGainDistributions	0.0545
CY2021Q4	psa	Distributions Classification Percentage Capital Gain Distributions DistributionsClassificationPercentageCapitalGainDistributions	0.0543
CY2021Q1	psa	Distributions Classification Percentage DistributionsClassificationPercentage	1.0000
CY2021Q2	psa	Distributions Classification Percentage DistributionsClassificationPercentage	1.0000
CY2021Q3	psa	Distributions Classification Percentage DistributionsClassificationPercentage	1.0000
CY2021Q4	psa	Distributions Classification Percentage DistributionsClassificationPercentage	1.0000
CY2021	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	2100000	USD
CY2020	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	1600000	USD
CY2019	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	1500000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	3900000	USD
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Compensation Cost1 SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1	59865000	USD
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Compensation Cost1 SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1	33490000	USD
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Compensation Cost1 SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1	25961000	USD
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	23300000	USD
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1	P4Y
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2420922	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	201.31
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	120000	shares
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	191255	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	10000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2339667	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	204.53
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	840000	shares
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	71500	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	147000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2961167	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	210.59
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	560000	shares
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	471216	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	10000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3039951	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	216.04
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1464411	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	202.97
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	44613000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	3433000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	11848000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	62.66
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	17.79
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	9.61
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1732444000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1098335000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1272767000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	174858000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	174494000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	174287000	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	710000	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	148000	shares
CY2019	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	243000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	175568000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	174642000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	174530000	shares
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	9.91
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.29
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.30
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	9.87
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.29
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.29
CY2021	us-gaap	Profit Loss ProfitLoss	1959639000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	1361227000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	1525651000	USD
CY2021Q4	psa	Deductible For General Liability DeductibleForGeneralLiability	2000000	USD
CY2021Q4	psa	Deductible For Property DeductibleForProperty	25000000	USD
CY2021Q4	psa	Reduced Deductible For Property ReducedDeductibleForProperty	5000000	USD
CY2021Q4	psa	Aggregate Loss Threshold For Reduced Deductible For Property AggregateLossThresholdForReducedDeductibleForProperty	35000000	USD
CY2021Q4	psa	Minimum Loss Per Occurrence To Reach Aggregate Loss Threshold For Reduced Deductible For Property MinimumLossPerOccurrenceToReachAggregateLossThresholdForReducedDeductibleForProperty	5000000	USD
CY2021Q4	psa	Aggregate Limit Property Coverage AggregateLimitPropertyCoverage	75000000	USD
CY2021Q4	psa	Aggregate Limit General Liability Coverage AggregateLimitGeneralLiabilityCoverage	102000000	USD
CY2021Q4	psa	Tenant Individual Insurance Limit Maximum TenantIndividualInsuranceLimitMaximum	5000	USD
CY2021Q4	psa	Third Party Insurance Coverage For Claims Paid Exceeding Amount For Individual Event ThirdPartyInsuranceCoverageForClaimsPaidExceedingAmountForIndividualEvent	15000000	USD
CY2021Q4	psa	Third Party Insurance Coverage For Claims Paid For Individual Event Limit ThirdPartyInsuranceCoverageForClaimsPaidForIndividualEventLimit	5000000	USD
CY2021Q4	psa	Tenant Certificate Holders Participating Individual Insurance Program TenantCertificateHoldersParticipatingIndividualInsuranceProgram	1200000	certificate
CY2021Q4	psa	Aggregate Coverage Of Tenants Participating AggregateCoverageOfTenantsParticipating	4900000000	USD
CY2021Q4	us-gaap	Contractual Obligation ContractualObligation	166800000	USD
CY2021Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	142700000	USD
CY2021Q4	us-gaap	Contractual Obligation Due In Second Year ContractualObligationDueInSecondYear	22800000	USD
CY2021Q4	us-gaap	Contractual Obligation Due In Third Year ContractualObligationDueInThirdYear	1300000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	66100000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	3100000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	3000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	3000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	2900000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	3000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	51100000	USD
CY2021Q4	psa	Sec Schedule1228 Real Estate Companies Investment In Real Estate Number Of Facilities SECSchedule1228RealEstateCompaniesInvestmentInRealEstateNumberOfFacilities	2787	storageFacility
CY2021Q4	us-gaap	Net Rentable Area NetRentableArea	198319000	sqft
CY2021Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	23284000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	5072209000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	14225088000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Carrying Costs RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts	3510536000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	5134060000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	17673773000	USD
CY2021Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	22807833000	USD
CY2021Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	7773308000	USD

Files In Submission

Name	View Source	Status
0001393311-22-000010-index-headers.html	Edgar Link	pending
0001393311-22-000010-index.html	Edgar Link	pending
0001393311-22-000010.txt	Edgar Link	pending
0001393311-22-000010-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
psa-123121xex21.htm	Edgar Link	pending
psa-123121xex23_1.htm	Edgar Link	pending
psa-123121xex31_1.htm	Edgar Link	pending
psa-123121xex31_2.htm	Edgar Link	pending
psa-123121xex32.htm	Edgar Link	pending
psa-123121xex4_2.htm	Edgar Link	pending
psa-20211231.htm	Edgar Link	pending
psa-20211231.xsd	Edgar Link	pending
psa-20211231_cal.xml	Edgar Link	unprocessable
psa-20211231_def.xml	Edgar Link	unprocessable
psa-20211231_g1.jpg	Edgar Link	pending
psa-20211231_htm.xml	Edgar Link	completed
psa-20211231_lab.xml	Edgar Link	unprocessable
psa-20211231_pre.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$PSA
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2021 Q4 Form 10-K Financial Statement

#000139331122000010 Filed on February 22, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PSA Public Storage Stock $psa

2021 Q4 Form 10-K Financial Statement

#000139331122000010 Filed on February 22, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PSA
Public Storage Stock $psa