Quarterly report pursuant to Section 13 or 15(d)

Lease Commitments - Payments for Ground Leases (Details)

v3.20.1
Lease Commitments - Payments for Ground Leases (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Lessor, Lease, Description [Line Items]    
Total ground leases $ 226 $ 247
Amscot    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 6 6
Expiration Year 2045  
Beaver Ruin Village    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 14 14
Expiration Year 2054  
Beaver Ruin Village II    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 6 6
Expiration Year 2056  
Leased office space Charleston, SC    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 0 25
Expiration Year 2019  
Moncks Corner    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 30 30
Expiration Year 2040  
Devine Street (1)    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 99 99
Expiration Year 2051  
JANAF    
Lessor, Lease, Description [Line Items]    
Total ground leases $ 71 67
Expiration Year 2069  
Ground leases variable percentage rent $ 34 $ 30