Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details Textual)

v3.8.0.1
Subsequent Events (Details Textual) - Subsequent Event [Member]
$ in Millions
1 Months Ended
Oct. 27, 2017
USD ($)
a
Subsequent Event [Line Items]  
Land Subject to Ground Leases | a 27,043
Operating Leases, Rent Expense, Sublease Rentals $ 0.6
Operating Leases, Rent Expense, Net 3.6
Land Improvements 3.5
Security Deposit 0.8
Increase (Decrease) in Security Deposits 1.3
Cash [Member]  
Subsequent Event [Line Items]  
Security Deposit 0.3
Increase (Decrease) in Security Deposits 0.3
Letter of Credit [Member]  
Subsequent Event [Line Items]  
Security Deposit 0.5
Increase (Decrease) in Security Deposits $ 1.0