Restructuring And Other Charges (Tables)

12 Months Ended

Dec. 31, 2022

Restructuring Costs And Other Charges [Abstract]

Changes In Restructuring Reserve

($ in millions)
Balance at December 31, 2020 (Predecessor)	$	2
Severance expense		7
Cash payments during the period		(2)
Balance at April 30, 2021 (Predecessor)	$	7
Balance at April 30, 2021 (Successor)	$	7
Severance expense		11
Other costs		10
Cash payments during the period		(21)
Balance at December 31, 2021 (Successor)	$	7
Severance expense		44
Other costs		55
Cash payments during the period		(97)
Balance at December 31, 2022 (Successor)	$	9