v3.25.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Leasing Operations and Other Income (Expense), Net (Details)
ft² in Thousands, $ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended
Feb. 29, 2024
USD ($)
ft²
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
Oct. 31, 2024
USD ($)
installment
Asset Acquisition [Line Items]              
Building occupied (as a percent) 0.30            
Payments to acquire land and building       $ 172.5 $ 449.5    
Current portion   $ 5.9   5.9   $ 4.5  
Non-current portion   38.2   38.2   18.5  
Total deferred lease income   44.1   44.1   $ 23.0  
Lease income   4.5 $ 6.6 9.0 9.8    
Less:              
Property operating expenses   1.6 2.7 2.8 4.2    
Depreciation and amortization expense   7.6 5.3 11.5 8.9    
Other expense from leasing operations   (4.7) (1.4) (5.3) (3.3)    
Amortization expense   $ 26.5 10.2 $ 43.7 21.2    
Property occupied (as a percent)   0.50   0.50      
Building Tenant              
Asset Acquisition [Line Items]              
Consideration for the early termination of the lease             $ 48.0
Number of equal installments of buyout payment | installment             2
Arlington Office Tower              
Asset Acquisition [Line Items]              
Payments to acquire land and building $ 343.0            
Total property and equipment, net and intangible assets 343.0            
Arlington Office Tower | Land              
Asset Acquisition [Line Items]              
Property and equipment, net 17.2            
Arlington Office Tower | Building              
Asset Acquisition [Line Items]              
Property and equipment, net 224.5            
Arlington Office Tower | Land and building improvements              
Asset Acquisition [Line Items]              
Property and equipment, net 27.5            
Acquired above-market leases              
Less:              
Amortization expense   $ 0.9 $ 3.0 $ 2.0 $ 4.9    
Acquired above-market leases | Arlington Office Tower              
Asset Acquisition [Line Items]              
Intangible assets, net 41.7            
Acquired in-place leases | Arlington Office Tower              
Asset Acquisition [Line Items]              
Intangible assets, net $ 32.1            
Arlington, VA              
Asset Acquisition [Line Items]              
Rentable square feet | ft² 550