XML 35 R23.htm IDEA: XBRL DOCUMENT v3.8.0.1
Related Party Transactions (Details) - USD ($)
$ in Millions
Mar. 31, 2018
Dec. 31, 2017
Allocation of costs    
Payable to related party $ 0.1  
Maximum    
Allocation of costs    
Payable to related party   $ 0.1