SHARE-BASED COMPENSATION (Tables)

9 Months Ended

Sep. 30, 2023

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, 2023		September 30, 2022		September 30, 2023		September 30, 2022
Service-based RSUs	$	7	$	7	$	22	$	24
Performance-based RSUs	(2)		1		1		2
	5		8		23		26
SARs	1		2		2		4
	$	6	$	10	$	25	$	30

Schedule of unrecognized compensation cost, unvested awards

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

($ in millions)	At September 30, 2023		At December 31, 2022
Service-based RSUs	$	30	$	26
Performance-based RSUs	4		7
	34		33
SARs	1		1
	$	35	$	34

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 2023:

Expected volatility	40.47%
Dividend yield	1.87%
Risk-free rate	4.07%
Expected term (in years)	6.25