v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Leasing Operations and Other Expense, Net (Details)
ft² in Thousands, $ in Millions
3 Months Ended
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Feb. 29, 2024
ft²
Asset Acquisition [Line Items]        
Building occupied (as a percent)       0.30
Current portion $ 6   $ 6  
Non-current portion 34   35  
Total deferred lease income 40   $ 41  
Lease income 4 $ 5    
Less:        
Property operating expenses 1 1    
Depreciation and amortization expense 3 4    
Other expense from leasing operations 0 0    
Amortization expense $ 37 17    
Property occupied (as a percent) 0.50      
Acquired above-market leases        
Less:        
Amortization expense $ 2 $ 1    
Arlington, VA        
Asset Acquisition [Line Items]        
Rentable square feet | ft²       550