Guarantees and Commitments Guarantees and Commitments (Tables)

12 Months Ended

Dec. 31, 2019

Guarantees and Commitments [Abstract]

Schedule of Guarantor Obligations [Table Text Block]

Guarantees are defined as contracts or indemnification agreements that contingently require us to make payments to third parties based on changes in the underlying agreements with the guaranteed parties. The following summarizes our outstanding guarantees, including those of our discontinued operations, made to third parties on our Consolidated Balance Sheet, for the periods shown.

	2019				2018
December 31, ($ in millions)	Maximum liability		Carrying value of liability		Maximum liability		Carrying value of liability
Standby letters of credit and other guarantees	$	249	$	6	$	218	$	7

Financing Commitments [Table Text Block]

The contractual commitments were as follows.

December 31, ($ in millions)	2019		2018
Unused revolving credit line commitments and other (a)	$	4,384	$	3,435
Commitments to provide capital to investees (b)	504		394
Mortgage loan origination commitments (c)	314		171
Home equity lines of credit (d)	226		253
Construction-lending commitments (e)	127		85

(a) The unused portion of revolving lines of credit reset at prevailing market rates and, as such, approximate market value.

(b) We are committed to contribute capital to certain investees.

(c) Commitments with mortgage loan applicants in which the loan terms, including interest rate and price, are guaranteed for a designated period of time subject to the completion of underwriting procedures.

(d) We are committed to fund the remaining unused balances on home equity lines of credit.

(e)

We are committed to fund the remaining unused balance while loans are in the construction period.

Long-term Purchase Commitment [Table Text Block]

We have entered into multiple agreements for sponsorship, information technology, voice and communication technology, and related maintenance. Many of the agreements are subject to variable price provisions, fixed or minimum price provisions, and termination or renewal provisions.

Year ended December 31, ($ in millions)
2020	$	68
2021	38
2022	40
2023	37
2024	14
2025 and thereafter	27
Total future payment obligations	$	224