Capital Expenditure Funding Capacity

No definition available.

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- Definition

Consolidated Income Available To Debt Ratio

+ References

No definition available.

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- Definition

Debt Instrument, Extension Option Term

+ References

No definition available.

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- Definition

Debt Instrument, Number Of Extension Options

+ References

No definition available.

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- Definition

Minimum Liquidity Requirement Amount

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

The average effective interest rate during the reporting period.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- 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

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

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Balance Type:	credit
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- Definition

Amount of accumulated amortization of right-of-use asset from finance lease.

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Period Type:	instant

- Definition

Amount, before accumulated amortization, of right-of-use asset from finance lease.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

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- Definition

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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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

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- Definition

The effective interest rate at the end of the reporting period.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

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- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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- Definition

Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

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- Definition

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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Indebtedness (Details)	1 Months Ended			3 Months Ended		6 Months Ended
Indebtedness (Details)	Feb. 28, 2021 USD ($)	Feb. 07, 2021	Jan. 31, 2021 USD ($)	Jun. 30, 2021 USD ($) property option	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) property option	Jun. 30, 2020 USD ($)	Mar. 31, 2021 USD ($)	Jan. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)
Indebtedness
Number of properties (property) \| property				392		392
Total real estate properties, gross				$ 7,524,938,000		$ 7,524,938,000				$ 7,410,730,000
Revolving credit facility				800,000,000		800,000,000				0
Loss on early extinguishment of debt				370,000	$ 181,000	2,410,000	$ 427,000
Unpaid interest				$ 32,690,000		$ 32,690,000				23,772,000
Number of real estate properties \| property				392		392
Debt ratio				150.00%		150.00%
Finance Leased Properties
Indebtedness
Number of properties (property) \| property				2		2
Finance lease obligations				$ 7,234,000		$ 7,234,000
Finance leased asset, gross				35,998,000		35,998,000				35,676,000
Finance leased asset, accumulated depreciation				$ 17,826,000		$ 17,826,000				$ 17,579,000
Number of real estate properties \| property				2		2
Joint Venture
Indebtedness
Ownership percentage				55.00%		55.00%
Unsecured revolving credit facility
Indebtedness
Unsecured revolving credit facility, maximum borrowing capacity			$ 800,000,000	$ 800,000,000		$ 800,000,000			$ 1,000,000,000
Number o extension options \| option				2		2
Extension term						1 year
Revolving credit facility, interest rate payable (as a percent)				2.90%		2.90%
Debt instrument, facility fee (as a percent)						0.30%
Weighted average interest rate on debt (as a percent)				2.90%	1.80%	2.90%	2.20%
Revolving credit facility								$ 800,000,000
Loss on early extinguishment of debt						$ 563,000
Capital expenditure	$ 350,000,000		250,000,000
Minimum liquidity requirement			$ 200,000,000
Unsecured revolving credit facility \| LIBOR \| Revolving Credit Facility
Indebtedness
Basis points per annum (as a percent)			0.30%
Unsecured revolving credit facility \| Medical Office And Life Science
Indebtedness
Number of properties (property) \| property				62		62
Total real estate properties, gross				$ 1,038,174,000		$ 1,038,174,000
Number of real estate properties \| property				62		62
Mortgages
Indebtedness
Aggregate principal amount of mortgage debt				$ 683,502,000		$ 683,502,000
Number of properties (property) \| property				7		7
Total real estate properties, gross				$ 948,269,000		$ 948,269,000
Number of real estate properties \| property				7		7
Mortgages \| Joint Venture
Indebtedness
Aggregate principal amount of mortgage debt				$ 620,000,000		$ 620,000,000
Ownership percentage				55.00%		55.00%
Unsecured Debt
Indebtedness
Debt face amount				$ 2,850,000,000		$ 2,850,000,000
Senior Unsecured Notes \| Senior Note 4.375 Due 2031
Indebtedness
Debt face amount	$ 500,000,000
Interest rate (as a percent)	4.375%
Proceeds from debt	$ 491,357,000
Senior Unsecured Notes \| Term loan due 2022
Indebtedness
Debt face amount	$ 200,000,000
Weighted average interest rate on debt (as a percent)		2.90%			2.30%		2.70%
Revolving credit facility									$ 200,000,000
Loss on early extinguishment of debt						1,477,000
Senior Unsecured Notes \| Senior Unsecured Notes Due June 2021
Indebtedness
Debt face amount				$ 300,000,000		$ 300,000,000
Interest rate (as a percent)				6.75%		6.75%
Loss on early extinguishment of debt						$ 370,000
Unpaid interest				$ 10,125,000		$ 10,125,000