Quarterly report pursuant to Section 13 or 15(d)

Management Agreement (Details)

v3.10.0.1
Management Agreement (Details) - General and Administrative Expense [Member] - Corridor Infra Trust Management [Member] - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Management Agreement [Line Items]        
Management fee $ 1,900 $ 1,800 $ 3,800 $ 3,600
Administrative fee $ 70 $ 67 $ 139 $ 134