XML 62 R51.htm IDEA: XBRL DOCUMENT v3.19.1
EQUITY - Redeemable Noncontrolling Interest (Details) - USD ($)
$ in Thousands
3 Months Ended
Nov. 09, 2018
Mar. 31, 2019
Dec. 31, 2018
Mar. 31, 2018
Dec. 31, 2017
Class of Stock [Line Items]          
Period following transaction closing for redemption 180 days        
Redeemable noncontrolling interest   $ 1,504,500 $ 1,940,500 $ 0 $ 0
Redemption value measurement period   5 days      
Class A Common Stock          
Class of Stock [Line Items]          
Common stock, redemption ratio   1      
Altus Midstream LP | Apache          
Class of Stock [Line Items]          
Number of common units received 250,000,000        
Limited partners, ownership interest 76.90% 76.90%