Business Restructuring (Tables)

3 Months Ended

Mar. 31, 2019

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs

The following table summarizes the reserve activity for the three months ended March 31, 2019:

($ in millions)	Total Reserve
December 31, 2018		$110
Cash payments	(15		)
Release of prior reserves	(3		)
Foreign currency impact	(1		)
March 31, 2019		$91

The following table summarizes the reserve activity for the three months ended March 31, 2019:

($ in millions)	Total Reserve
December 31, 2018		$110
Cash payments	(15		)
Release of prior reserves	(3		)
Foreign currency impact	(1		)
March 31, 2019		$91