Quarterly report pursuant to Section 13 or 15(d)

Management Agreement (Details)

v3.7.0.1
Management Agreement (Details) - General and Administrative Expense [Member] - Corridor Infra Trust Management [Member] - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Management Agreement [Line Items]        
Management fee $ 1,800 $ 1,600 $ 3,600 $ 3,500
Administrative fee $ 67 $ 65 $ 134 $ 132