XML 23 R36.htm IDEA: XBRL DOCUMENT v3.20.1
Series A Preferred Units (Tables)
3 Months Ended
Mar. 31, 2020
Temporary Equity Disclosure [Abstract]  
Rollforward of Redeemable Preferred Units The changes in the redeemable preferred balance from December 31, 2019 through March 31, 2020 are summarized below:
(In millions)
Redeemable Series A Preferred Units
Balance at December 31, 2019
$
968

Net income allocated
20

Distributions received by Series A preferred unitholders
(20
)
Balance at March 31, 2020
$
968