SHARE-BASED COMPENSATION (Tables)

9 Months Ended

Sep. 30, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of compensation cost for share-based payment arrangements, allocation of share-based compensation costs by plan

The following table details our share-based compensation expense related to award grants to our officers, directors, and employees:

	Three Months Ended				Nine Months Ended
($ in millions)	September 30, 2022		September 30, 2021		September 30, 2022		September 30, 2021
Service-based RSUs	$	7	$	8	$	24	$	23
Performance-based RSUs	1		1		2		4
	8		9		26		27
SARs	2		2		4		6
	$	10	$	11	$	30	$	33

Schedule of unrecognized compensation cost, unvested awards

The following table details our deferred compensation costs related to unvested awards:

($ in millions)	At September 30, 2022		At December 31, 2021
Service-based RSUs	$	34	$	33
Performance-based RSUs	8		—
	42		33
SARs	2		2
	$	44	$	35

Assumptions used to estimate fair value of grants

The following table outlines the assumptions used to estimate the fair value of grants during the first three quarters of 2022:

Expected volatility	42.86%
Dividend yield	1.53%
Risk-free rate	1.77%
Expected term (in years)	6.25