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Financial Instruments and Fair Value Measurements - Schedule of Items Measured at Fair Value on Nonrecurring Basis (Parenthetical) (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2024 USD ($)
Real Estate [Line Items] |
Impairment charge | $ 0.4
1964 Union Street San Francisco, CA |
Real Estate [Line Items] |
Aggregate fair value | 2.4
Mark Plaza Edwardsville, PA |
Real Estate [Line Items] |
Aggregate fair value | $ 2.4
Fair Value, Measurements, Nonrecurring | 1964 Union Street San Francisco, CA | Discounted Cash Flow Analysis |
Real Estate [Line Items] |
Discount rate | 7.75%
Fair Value, Measurements, Nonrecurring | 1964 Union Street San Francisco, CA | Discounted Cash Flow Analysis | Minimum |
Real Estate [Line Items] |
Capitalization rate | 4.75%
Fair Value, Measurements, Nonrecurring | 1964 Union Street San Francisco, CA | Discounted Cash Flow Analysis | Maximum |
Real Estate [Line Items] |
Capitalization rate | 5.75%
Fair Value, Measurements, Nonrecurring | Mark Plaza Edwardsville, PA | Discounted Cash Flow Analysis |
Real Estate [Line Items] |
Discount rate | 7.75%
Fair Value, Measurements, Nonrecurring | Mark Plaza Edwardsville, PA | Discounted Cash Flow Analysis | Minimum |
Real Estate [Line Items] |
Capitalization rate | 4.75%
Fair Value, Measurements, Nonrecurring | Mark Plaza Edwardsville, PA | Discounted Cash Flow Analysis | Maximum |
Real Estate [Line Items] |
Capitalization rate | 5.75%
Fair Value, Measurements, Nonrecurring | 146 Geary Street, San Francisco, CA | Discounted Cash Flow Analysis |
Real Estate [Line Items] |
Discount rate | 7.75%
Fair Value, Measurements, Nonrecurring | 146 Geary Street, San Francisco, CA | Discounted Cash Flow Analysis | Minimum |
Real Estate [Line Items] |
Capitalization rate | 4.75%
Fair Value, Measurements, Nonrecurring | 146 Geary Street, San Francisco, CA | Discounted Cash Flow Analysis | Maximum |
Real Estate [Line Items] |
Capitalization rate | 5.75%

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- Definition The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4H + Details
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- Definition The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-2 + Details
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