Restructuring And Other Charges (Tables)

3 Months Ended

Mar. 31, 2022

Restructuring Costs And Other Charges [Abstract]

Changes In Restructuring Reserve

($ in millions)
Balance at January 1, 2022	$	7
Severance expense		6
Other costs		4
Cash payments during the period		(9)
Balance at March 31, 2022	$	8