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Borrowing Arrangements - Additional Information (Details) |  |  |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 03, 2024 USD ($) | Jul. 18, 2024 extension | Mar. 01, 2023 | Dec. 31, 2024 USD ($) property | Dec. 31, 2023 USD ($) loan property | Dec. 31, 2022 USD ($) | Apr. 30, 2024 USD ($) | Apr. 30, 2023 USD ($) | Mar. 31, 2023 USD ($) | Mar. 31, 2021 USD ($)
Debt Instrument |  |  |  |  |  |  |  |  |  |
Mortgage notes payable, net |  |  |  | $ 2,928,292,000 | $ 2,989,959,000 |  |  |  |  |
Weighted average interest rate (percent) |  |  |  | 4.10% | 3.80% |  |  |  |  |
Number of pledged properties | property |  |  |  | 120 | 120 |  |  |  |  |
Pledged assets, not separately reported |  |  |  | $ 5,276,152,000 | $ 5,257,415,000 |  |  |  |  |
Mortgage notes payable financing proceeds |  |  |  | 0 | 463,753,000 | $ 200,000,000 |  |  |  |
Unsecured line of credit |  |  |  | 77,000,000 | 31,000,000 |  |  |  |  |
Senior Unsecured Term Loan | Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  |  |  | $ 200,000,000 |  |  |  |
Asset Not Pledged as Collateral |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Pledged assets, not separately reported |  |  |  | 3,268,500,000 | $ 3,194,100,000 |  |  |  |  |
Mortgages | Mortgage Loans Maturing In 2033 |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Stated interest rate (percent) |  |  |  |  | 5.04% |  |  |  |  |
Mortgage notes payable financing proceeds |  |  |  |  | $ 89,000,000 |  |  |  |  |
Debt instrument, term (in years) |  |  |  |  | 10 years |  |  |  |  |
Mortgages | Mortgages Maturing in 2031 |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Weighted average interest rate (percent) |  |  |  |  | 5.05% |  |  |  |  |
Number of pledged properties | property |  |  |  |  | 20 |  |  |  |  |
Mortgage notes payable financing proceeds |  |  |  |  | $ 375,000,000 |  |  |  |  |
Debt instrument, term (in years) |  |  |  |  | 8 years |  |  |  |  |
Number of loans | loan |  |  |  |  | 3 |  |  |  |  |
Mortgages | Mortgage Loans Maturing In 2023 and 2024 |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Weighted average interest rate (percent) |  |  |  |  | 4.94% |  |  |  |  |
Number of pledged properties | property |  |  |  |  | 14 |  |  |  |  |
Number of loans | loan |  |  |  |  | 3 |  |  |  |  |
Repayments of debt |  |  |  |  | $ 100,400,000 |  |  |  |  |
Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  | 500,000,000 |  |  |  |  |  |
Option to increase borrowing capacity |  |  |  | $ 200,000,000 |  |  |  |  |  |
Variable rate basis adjustment (percent) |  |  |  | 0.10% |  |  |  |  |  |
Number of extension periods (extension) | extension |  | 2 |  |  |  |  |  |  |  |
Extension period (months) |  | 6 months |  |  |  |  |  |  |  |
Unsecured line of credit |  |  |  | $ 77,000,000.0 | $ 31,000,000.0 |  |  |  |  |
Line of credit remaining borrowing amount |  |  |  | 423,000,000.0 |  |  |  |  |  |
Unsecured Debt | Senior Unsecured Term Loan |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Repayments of debt | $ 300,000,000.0 |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  | $ 300,000,000 |  |  | $ 300,000,000 | $ 200,000,000 | $ 300,000,000 | $ 300,000,000
Minimum | Senior Unsecured Term Loan | Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Variable rate (percent) |  |  |  |  |  | 1.30% |  |  |  |
Minimum | Secured Debt |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Stated interest rate (percent) |  |  |  | 2.40% |  |  |  |  |  |
Minimum | Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Variable rate (percent) |  |  | 1.25% |  |  |  |  |  |  |
Minimum | Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Annual facility fee (percent) |  |  | 0.20% |  |  |  |  |  |  |
Maximum | Senior Unsecured Term Loan | Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Variable rate (percent) |  |  |  |  |  | 1.80% |  |  |  |
Maximum | Secured Debt |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Stated interest rate (percent) |  |  |  | 5.10% |  |  |  |  |  |
Maximum | Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Variable rate (percent) |  |  | 1.65% |  |  |  |  |  |  |
Maximum | Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |  |  |  |  |
Annual facility fee (percent) |  |  | 0.35% |  |  |  |  |  |  |

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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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- Definition The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-14 + Details
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