Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of Impact of Adoption of New Accounting Revenue Recognition Standard (Tables)

The impacts of the adoption of ASU 2014-09 for the year ended December 31, 2018, were as follows (in thousands):

	As Reported		Amounts Without Adoption of ASU 2014-09		Effect of Change
Operating Revenues and Other
Crude Oil and Condensate	$	9,517,440	$	9,517,440	$	—
Natural Gas Liquids	1,127,510		1,121,237		6,273
Natural Gas	1,301,537		1,104,095		197,442
Gathering, Processing and Marketing	5,230,355		5,211,136		19,219
Total Operating Revenues and Other	17,275,399		17,052,465		222,934
Operating Expenses
Gathering and Processing Costs	436,973		233,258		203,715
Marketing Costs	5,203,243		5,184,024		19,219
Total Operating Expenses	12,806,053		12,583,119		222,934
Operating Income	4,469,346		4,469,346		—