Partners' Capital (Tables)

6 Months Ended

Jun. 30, 2020

Partners' Capital [Abstract]

Schedule of Common Units

The change in our outstanding common units for the six months ended June 30, 2020 is as follows: 

	Number of Units
Number of common units at December 31, 2019	82,985,941
Phantom vested units exercised	54,840
Number of common units at June 30, 2020	83,040,781

Schedule of Net Income Allocation By Partners

The calculation of net income (loss) allocated to the partners is as follows (in millions):

	Three Months Ended June 30,					Six Months Ended June 30,
	2020		2019			2020			2019
Attributable to Common Units
Distributions	$	69	$	68		$	137		$	136
Distributions in excess of net income (loss)	69		(32		)	(147		)	(12		)
Limited partners' interest in net income (loss)	$	138	$	36		$	(10	)	$	124

Distributions Made to Limited Partner, by Distribution

Cash distributions paid or declared during 2020 were as follows:

	Limited Partners
Payment Date	Per Unit Distribution		Total Cash Distribution		Distribution to IDR Holders
	(in millions, except per unit amounts)
August 19, 2020	$	0.8255	$	69	$	18
May 19, 2020	$	0.8255	$	69	$	18
February 19, 2020	$	0.8255	$	69	$	18