Property, Plant And Equipment (Tables)

9 Months Ended

Sep. 30, 2021

Property, Plant And Equipment [Abstract]

Property, Plant And Equipment, Net

	Successor		Predecessor
($ in millions)	September 30, 2021		December 31, 2020
Property, plant and equipment	$	9,232	$	27,695
Less: Accumulated depreciation		(314)		(14,764)
Property, plant and equipment, net	$	8,918	$	12,931

Schedule Of Depreciation Expense

	Successor		Predecessor
	For the three months		For the three months
	ended September 30,		ended September 30,
($ in millions)	2021		2020
Depreciation expense	$	191	$	311
	Successor		Predecessor
	For the five months		For the four months		For the nine months
	ended September 30,		ended April 30,		ended September 30,
($ in millions)	2021		2021		2020
Depreciation expense	$	318	$	407	$	941