Quarterly report pursuant to Section 13 or 15(d)

Management Agreement (Details)

v3.8.0.1
Management Agreement (Details) - General and Administrative Expense [Member] - Corridor Infra Trust Management [Member] - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Management Agreement [Line Items]    
Management fee $ 1,900 $ 1,800
Administrative fee $ 69 $ 67