Quarterly report pursuant to Section 13 or 15(d)

Leases - Lessee Arrangements (Details)

v3.20.2
Leases - Lessee Arrangements (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2020
USD ($)
Lease
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 76.9
Minimum | Land Leases  
Lessee, Lease, Description [Line Items]  
Remaining term of contract 28 years
Maximum | Land Leases  
Lessee, Lease, Description [Line Items]  
Remaining term of contract 96 years
Washington, DC  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 10.1
Remaining term of contract 80 years
Number of contracts | Lease 2
Baltimore, Maryland  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 6.4
Remaining term of contract 28 years
Optional renewal term 49 years
Phoenix, Arizona  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 4.3
Remaining term of contract 4 years
Optional renewal term 5 years
Stevens Investors, LLC | Washington, DC  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 37.8
Remaining term of contract 96 years
M Square Associates, LLC | College Park, Maryland  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 6.6
Number of contracts | Lease 4
M Square Associates, LLC | College Park, Maryland | Minimum  
Lessee, Lease, Description [Line Items]  
Remaining term of contract 62 years
M Square Associates, LLC | College Park, Maryland | Maximum  
Lessee, Lease, Description [Line Items]  
Remaining term of contract 74 years
LW Redstone Company, LLC | Huntsville, Alabama  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 9.3
Number of contracts | Lease 12
Optional renewal term 25 years
LW Redstone Company, LLC | Huntsville, Alabama | Minimum  
Lessee, Lease, Description [Line Items]  
Remaining term of contract 43 years
LW Redstone Company, LLC | Huntsville, Alabama | Maximum  
Lessee, Lease, Description [Line Items]  
Remaining term of contract 50 years
Fort Meade/BW Corridor  
Lessee, Lease, Description [Line Items]  
Lessee right-of-use asset $ 2.2
Remaining term of contract 48 years
Number of contracts | Lease 2