EMPLOYEE BENEFIT PLANS (Tables)

9 Months Ended

Sep. 30, 2017

Components of Net Periodic Benefit Cost

Components of net periodic benefit cost consist of the following (dollars in millions):

	Pension Plans						Post-retirement Benefits
	Three months ended September 30,						Three months ended September 30,
	2017			2016			2017			2016
Net periodic benefit cost:
Service cost	$	3		$	3		$	—		$	1
Interest cost		1			2			2			1
Expected return on assets		(1	)		(2	)		—			—
Prior service cost		—			—			(1	)		(1	)
Net periodic benefit cost	$	3		$	3		$	1		$	1

	Pension Plans						Post-retirement Benefits
	Nine months ended September 30,						Nine months ended September 30,
	2017			2016			2017			2016
Net periodic benefit cost:
Service cost	$	9		$	9		$	1		$	2
Interest cost		4			5			5			5
Expected return on assets		(5	)		(5	)		—			—
Prior service cost		—			—			(3	)		(3	)
Net periodic benefit cost	$	8		$	9		$	3		$	4