Guarantees and Commitments Guarantees and Commitments (Tables)

12 Months Ended

Dec. 31, 2018

Guarantees and Commitments [Abstract]

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.



	2018				2017
December 31, ($ in millions)	Maximum liability		Carrying value of liability		Maximum liability		Carrying value of liability
Standby letters of credit and other guarantees	$	218	$	7	$	227	$	8

Financing Commitments

The contractual commitments were as follows.



December 31, ($ in millions)	2018		2017
Unused revolving credit line commitments and other (a)	$	3,435	$	2,341
Commitments to provide capital to investees (b)	394		283
Home equity lines of credit (c)	253		318
Mortgage loan origination commitments (d)	171		95
Construction-lending commitments (e)	85		144


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


(d)	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.


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

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum rental payments required under operating leases, primarily for real property, with noncancelable lease terms expiring after December 31, 2018, are as follows.



Year ended December 31, ($ in millions)
2019	$	48
2020	47
2021	46
2022	37
2023	31
2024 and thereafter	294
Total minimum payment required	$	503

Long-term Purchase Commitment

We have entered into multiple agreements for 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)
2019	$	70
2020 and 2021	47
2022 and thereafter	—
Total future payment obligations	$	117