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 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Management Agreement [Line Items]        
Management fee $ 1,900 $ 1,800 $ 5,700 $ 5,500
Administrative fee $ 70 $ 68 $ 209 $ 201