XML 18 R5.htm IDEA: XBRL DOCUMENT v3.8.0.1
CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Millions
Mar. 31, 2018
Dec. 31, 2017
CONDENSED CONSOLIDATED BALANCE SHEETS    
Accounts receivable other, related parties $ 66.1 $ 26.1
Accounts payable, related parties $ 58.9 $ 90.1