Debt And Lines Of Credit , Table - Schedule of debt and lines of credit (Details)	12 Months Ended
Dec. 31, 2021 USD ($) loans Rate	Dec. 31, 2020 USD ($) loans Rate	Sep. 30, 2021 loans
Debt Instrument [Line Items]
Secured debt	$ 3,380,739,000	$ 3,489,983,000
Unsecured Debt	2,291,095,000	1,267,093,000
Debt, Long-term and Short-term, Combined Amount	$ 5,671,834,000	$ 4,757,076,000
Debt weighted average to maturity, years	8 years 9 months 18 days	9 years 4 months 24 days
Weighted average interest rate \| Rate	3.038%	3.37%
Line of credit and other		$ 1,197,181,000
Long-term Debt	$ 5,698,458
Aspen and Series B-3 Preferred OP Units [Member]
Debt Instrument [Line Items]
Preferred OP units - mandatorily redeemable	$ 34,663,000	$ 34,663,000
Debt weighted average to maturity, years	4 years 1 month 6 days	5 years 1 month 6 days
Weighted average interest rate \| Rate	5.932%	5.932%
Line of Credit [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 1,034,833
Preferred Equity, Mandatorily Redeemable [Member]
Debt Instrument [Line Items]
Preferred OP units - mandatorily redeemable	$ 35,249,000	$ 35,249,000
Debt weighted average to maturity, years	2 years 9 months 18 days	3 years 9 months 18 days
Weighted average interest rate \| Rate	6.00%	6.00%
Long-term Debt	$ 34,663
Secured Debt [Member]
Debt Instrument [Line Items]
Debt weighted average to maturity, years	10 years 7 months 6 days	11 years 4 months 24 days
Weighted average interest rate	3.779%	3.751%
Long-term Debt	$ 3,393,713	$ 0
Senior Unsecured Notes
Debt Instrument [Line Items]
Unsecured Debt	$ 1,186,350,000	0
Debt weighted average to maturity, years	8 years 6 months
Weighted average interest rate	2.55%
Reported Value Measurement [Member]
Debt Instrument [Line Items]
Unsecured Debt	$ 2,291,095,000	$ 1,267,093,000
Collateralized Term Loan 1 [Member]
Debt Instrument [Line Items]
Number of Collateralized Term Loans \| loans	2	3	4
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt weighted average to maturity, years	3 years 6 months	3 years 8 months 12 days
Weighted average interest rate \| Rate	0.978%	2.107%
Line of credit and other	$ 1,034,833,000
Long-term Debt	$ 1,000,000,000	$ 40,400,000

Debt weighted average to maturity, length

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Number of Collateralized Term Loans

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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.

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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Weighted average interest rate of debt outstanding.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Amount that would be paid, determined under the conditions specified in the contract, if the holder of the share has the right to redeem the shares.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

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