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Debt - Schedule of Long-term Debt Instruments (Details) | 9 Months Ended |  |
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Sep. 30, 2025 USD ($) property | Sep. 30, 2025 USD ($) option property | Sep. 30, 2025 USD ($) property | Sep. 30, 2025 USD ($) property | Sep. 30, 2025 USD ($) property | Jun. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
Debt |  |  |  |  |  |  |
Duration used in interest rate calculation (in days) | 360 days |  |  |  |  |  |
Number of office properties | property | 6 | 6 | 6 | 6 | 6 |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Cap | Designated as hedging Instrument |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Notional amount | $ 539,000,000 | $ 539,000,000 | $ 539,000,000 | $ 539,000,000 | $ 539,000,000 |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Cap | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 6.01% | 6.01% | 6.01% | 6.01% | 6.01% |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Swap | Designated as hedging Instrument |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Notional amount | $ 351,200,000 | $ 351,200,000 | $ 351,200,000 | $ 351,200,000 | $ 351,200,000 |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Swap | Designated as hedging Instrument | Cash Flow Hedging |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 3.31% | 3.31% | 3.31% | 3.31% | 3.31% |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Swap | Designated as hedging Instrument |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Notional amount | $ 179,600,000 | $ 179,600,000 | $ 179,600,000 | $ 179,600,000 | $ 179,600,000 |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Swap | Designated as hedging Instrument | Cash Flow Hedging |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 4.13% | 4.13% | 4.13% | 4.13% | 4.13% |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Caps | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 6.01% | 6.01% | 6.01% | 6.01% | 6.01% |  |
Hollywood Media Portfolio CMBS, net | Interest Rate Caps | Designated as hedging Instrument | Cash Flow Hedging |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Notional amount | $ 539,000,000 | $ 539,000,000 | $ 539,000,000 | $ 539,000,000 | $ 539,000,000 |  |
1918 Eighth | Interest Rate Caps | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 5.00% | 5.00% | 5.00% | 5.00% | 5.00% |  |
Sunset Glenoaks Studios | Interest Rate Caps | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 4.50% | 4.50% | 4.50% | 4.50% | 4.50% |  |
Office Portfolio CMBS | Interest Rate Swap | Designated as hedging Instrument |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Notional amount | $ 222,500,000 | $ 222,500,000 | $ 222,500,000 | $ 222,500,000 | $ 222,500,000 |  |
Office Portfolio CMBS | Interest Rate Swap | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 3.41% | 3.41% | 3.41% | 3.41% | 3.41% |  |
Office Portfolio CMBS | Interest Rate Swap | Designated as hedging Instrument | Cash Flow Hedging |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 3.35% | 3.35% | 3.35% | 3.35% | 3.35% |  |
Office Portfolio CMBS | Interest Rate Swap | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 3.41% | 3.41% | 3.41% | 3.41% | 3.41% |  |
Office Portfolio CMBS | Interest Rate Caps | Designated as hedging Instrument |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Notional amount | $ 250,000,000 | $ 250,000,000 | $ 250,000,000 | $ 250,000,000 | $ 250,000,000 |  |
Office Portfolio CMBS | Interest Rate Caps | Designated as hedging Instrument | Cash Flow Hedging, Partial |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 4.96% | 4.96% | 4.96% | 4.96% | 4.96% |  |
Unsecured debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 1,650,000,000 | $ 1,650,000,000 | $ 1,650,000,000 | $ 1,650,000,000 | $ 1,650,000,000 |  | $ 2,435,000,000
Joint venture partner debt | 1,650,000,000 | 1,650,000,000 | 1,650,000,000 | 1,650,000,000 | 1,650,000,000 |  | 2,435,000,000
Unsecured debt | Series B notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 0 | 0 | 0 | 0 | 0 |  | 259,000,000
Joint venture partner debt | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 259,000,000
Interest rate (as a percent) | 4.69% | 4.69% | 4.69% | 4.69% | 4.69% |  |
Unsecured debt | Series C notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 56,000,000
Joint venture partner debt | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 56,000,000
Interest rate (as a percent) | 4.79% | 4.79% | 4.79% | 4.79% | 4.79% |  |
Unsecured debt | Series D notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 150,000,000
Joint venture partner debt | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 150,000,000
Interest rate (as a percent) | 3.98% | 3.98% | 3.98% | 3.98% | 3.98% |  |
Unsecured debt | 3.95% Registered senior notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 |  | 400,000,000
Joint venture partner debt | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 |  | 400,000,000
Interest rate (as a percent) | 3.95% | 3.95% | 3.95% | 3.95% | 3.95% |  |
Unsecured debt | 4.65% Registered senior notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 500,000,000 | $ 500,000,000 | $ 500,000,000 | $ 500,000,000 | $ 500,000,000 |  | 500,000,000
Joint venture partner debt | $ 500,000,000 | $ 500,000,000 | $ 500,000,000 | $ 500,000,000 | $ 500,000,000 |  | 500,000,000
Interest rate (as a percent) | 4.65% | 4.65% | 4.65% | 4.65% | 4.65% |  |
Unsecured debt | 3.25% Registered senior notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 |  | 400,000,000
Joint venture partner debt | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 | $ 400,000,000 |  | 400,000,000
Interest rate (as a percent) | 3.25% | 3.25% | 3.25% | 3.25% | 3.25% |  |
Unsecured debt | 5.95% Registered senior notes |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 350,000,000 | $ 350,000,000 | $ 350,000,000 | $ 350,000,000 | $ 350,000,000 |  | 350,000,000
Joint venture partner debt | $ 350,000,000 | $ 350,000,000 | $ 350,000,000 | $ 350,000,000 | $ 350,000,000 |  | 350,000,000
Interest rate (as a percent) | 5.95% | 5.95% | 5.95% | 5.95% | 5.95% |  |
Secured debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 1,926,600,000 | $ 1,926,600,000 | $ 1,926,600,000 | $ 1,926,600,000 | $ 1,926,600,000 |  | 1,752,667,000
Joint venture partner debt | 1,926,600,000 | 1,926,600,000 | 1,926,600,000 | 1,926,600,000 | 1,926,600,000 |  | 1,752,667,000
Secured debt | Hollywood Media Portfolio CMBS, net |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 1,069,767,000 | 1,069,767,000 | 1,069,767,000 | 1,069,767,000 | 1,069,767,000 |  | 1,069,767,000
Joint venture partner debt | 1,069,767,000 | 1,069,767,000 | 1,069,767,000 | 1,069,767,000 | 1,069,767,000 |  | 1,069,767,000
Payments to acquire bonds |  |  | 30,200,000 |  |  |  |
Secured debt | Hollywood Media Portfolio CMBS |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Hollywood Media Portfolio CMBS(7) | $ 1,100,000,000 | $ 1,100,000,000 | $ 1,100,000,000 | $ 1,100,000,000 | $ 1,100,000,000 |  | 1,100,000,000
Basis spread on variable rate (as a percent) |  |  |  | 1.10% |  |  |
Number of properties | property | 8 | 8 | 8 | 8 | 8 |  |
Secured debt | Acquired Hollywood Media Portfolio CMBS debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Acquired Hollywood Media Portfolio CMBS debt | $ (30,233,000) | $ (30,233,000) | $ (30,233,000) | $ (30,233,000) | $ (30,233,000) |  | (30,233,000)
Basis spread on variable rate (as a percent) |  |  |  | 2.11% |  |  |
Secured debt | Element LA |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 0 | 0 | 0 | $ 0 | 0 |  | 168,000,000
Joint venture partner debt | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 168,000,000
Interest rate (as a percent) | 4.59% | 4.59% | 4.59% | 4.59% | 4.59% |  |
Secured debt | 1918 Eighth |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 285,000,000 | $ 285,000,000 | $ 285,000,000 | $ 285,000,000 | $ 285,000,000 |  | 314,300,000
Joint venture partner debt | 285,000,000 | 285,000,000 | 285,000,000 | $ 285,000,000 | 285,000,000 |  | 314,300,000
Basis spread on variable rate (as a percent) |  |  |  | 6.16% |  |  |
Debt instrument, maximum capacity | 285,000,000 | 285,000,000 | 285,000,000 | $ 285,000,000 | 285,000,000 |  |
Secured debt | Hill7 |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 101,000,000 | 101,000,000 | 101,000,000 | 101,000,000 | 101,000,000 |  | 101,000,000
Joint venture partner debt | $ 101,000,000 | $ 101,000,000 | $ 101,000,000 | $ 101,000,000 | $ 101,000,000 |  | 101,000,000
Interest rate (as a percent) | 3.38% | 3.38% | 3.38% | 3.38% | 3.38% |  |
Secured debt | Sunset Glenoaks Studios |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 99,600,000
Joint venture partner debt | $ 0 | $ 0 | 0 | $ 0 | 0 |  | 99,600,000
Basis spread on variable rate (as a percent) |  |  |  | 3.10% |  |  |
Extension term | 1 year |  |  |  |  |  |
Number of extension options | option |  | 2 |  |  |  |  |
Debt instrument, maximum capacity | $ 100,600,000 | $ 100,600,000 | 100,600,000 | $ 100,600,000 | 100,600,000 |  |
Secured debt | Office Portfolio CMBS |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 470,833,000 | 470,833,000 | 470,833,000 | 470,833,000 | 470,833,000 |  | 0
Joint venture partner debt | $ 470,833,000 | $ 470,833,000 | 470,833,000 | $ 470,833,000 | 470,833,000 |  | 0
Basis spread on variable rate (as a percent) |  |  |  | 3.76% |  |  |
Extension term | 1 year |  |  |  |  |  |
Number of extension options | option |  | 3 |  |  |  |  |
Debt instrument, maximum capacity | $ 475,000,000.0 | $ 475,000,000.0 | 475,000,000.0 | $ 475,000,000.0 | 475,000,000.0 |  |
Secured debt | Minimum | Sunset Glenoaks Studios |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 2.50% |  |  |
Secured debt | Maximum | Sunset Glenoaks Studios |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 3.10% |  |  |
Secured debt | Maximum | Office Portfolio CMBS |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 3.76% |  |  |
Unsecured and secured debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 3,576,600,000 | 3,576,600,000 | 3,576,600,000 | $ 3,576,600,000 | 3,576,600,000 |  | 4,187,667,000
Unamortized deferred financing costs/loan discounts | (21,492,000) | (21,492,000) | (21,492,000) | (21,492,000) | (21,492,000) |  | (10,823,000)
TOTAL UNSECURED AND SECURED DEBT, NET | 3,555,108,000 | 3,555,108,000 | 3,555,108,000 | 3,555,108,000 | 3,555,108,000 |  | 4,176,844,000
Joint venture partner debt | 3,576,600,000 | 3,576,600,000 | 3,576,600,000 | 3,576,600,000 | 3,576,600,000 |  | 4,187,667,000
Joint venture partner debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | 66,136,000 | 66,136,000 | 66,136,000 | 66,136,000 | 66,136,000 |  | 66,136,000
TOTAL UNSECURED AND SECURED DEBT, NET | 66,136,000 | 66,136,000 | 66,136,000 | 66,136,000 | 66,136,000 |  | 66,136,000
Joint venture partner debt | $ 66,136,000 | $ 66,136,000 | $ 66,136,000 | $ 66,136,000 | $ 66,136,000 |  | 66,136,000
Interest rate (as a percent) | 4.50% | 4.50% | 4.50% | 4.50% | 4.50% |  |
Extension term | 2 years |  |  |  |  |  |
Number of extension options | option |  | 2 |  |  |  |  |
Revolving credit facility | Unsecured debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
TOTAL | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 |  | 320,000,000
Joint venture partner debt | 0 | 0 | 0 | $ 0 | 0 |  | 320,000,000
Basis spread on variable rate (as a percent) |  |  |  | 1.41% |  |  |
Maximum borrowing capacity | 795,300,000 | 795,300,000 | 795,300,000 | $ 795,300,000 | 795,300,000 | $ 775,000,000 | $ 900,000,000
Maximum borrowing capacity including accordion feature | $ 2,000,000,000 | $ 2,000,000,000 | 2,000,000,000 | 2,000,000,000 | $ 2,000,000,000 |  |
Extension term | 6 months |  |  |  |  |  |
Number of extension options |  | 2 |  |  | 2 |  |
Revolving credit facility | Unsecured debt | Credit Facility December 2025 Maturity Date |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Maximum borrowing capacity | $ 333,300,000 | $ 333,300,000 | 333,300,000 | 333,300,000 | $ 333,300,000 |  |
Extension term | 6 months |  |  |  |  |  |
Revolving credit facility | Unsecured debt | Credit Facility December 2028 Maturity Date |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Maximum borrowing capacity | $ 462,000,000.0 | $ 462,000,000.0 | $ 462,000,000.0 | $ 462,000,000.0 | $ 462,000,000.0 |  |
Extension term | 6 months |  |  |  |  |  |
Revolving credit facility | Unsecured debt | Minimum |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 1.15% |  |  |
Commitment fee (as a percent) |  |  |  | 0.15% |  |  |
Revolving credit facility | Unsecured debt | Maximum |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 1.60% |  |  |
Commitment fee (as a percent) |  |  |  | 0.30% |  |  |
Revolving credit facility | Secured debt |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Extension term | 1 year |  |  |  |  |  |
Number of extension options | property |  |  |  |  | 3 |  |

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