RETIREMENT AND POSTRETIREMENT BENEFIT PLANS - Obligations and Funded Status (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Amounts recognized in the balance sheet:
Amounts recognized in accumulated other comprehensive income (loss):	$ 14	$ 15
Pension Benefits
Amounts recognized in the balance sheet:
Other long-term liabilities	(26)	(27)
Amounts recognized in the consolidated balance sheets, total	(26)	(27)
Amounts recognized in accumulated other comprehensive income (loss):	(18)	(19)
Changes in the benefit obligation:
Benefit obligation - beginning of year	83	108
Service cost-benefits earned during the period	1	4	$ 4
Interest cost on projected benefit obligation	3	4	4
Curtailment (gain) loss		(12)
Actuarial loss (gain)	7	24
Benefits paid	(24)	(45)
Benefit obligation - end of year	70	83	108
Changes in plan assets:
Fair value of plan assets - beginning of year	56	87
Actual return on plan assets	2	1
Employer contributions	10	13
Benefits paid	(24)	(45)
Fair value of plan assets - end of year	44	56	87
Unfunded status	(26)	(27)
Postretirement Benefits
Amounts recognized in the balance sheet:
Accrued liabilities	(2)	(1)
Other long-term liabilities	(75)	(70)
Amounts recognized in the consolidated balance sheets, total	(77)	(71)
Amounts recognized in accumulated other comprehensive income (loss):	4	4
Changes in the benefit obligation:
Benefit obligation - beginning of year	71	68
Service cost-benefits earned during the period	3	5	4
Interest cost on projected benefit obligation	3	3	2
Curtailment (gain) loss		5
Actuarial loss (gain)	1	(10)
Benefits paid	(1)
Benefit obligation - end of year	77	71	$ 68
Changes in plan assets:
Employer contributions	1
Benefits paid	(1)
Unfunded status	$ (77)	$ (71)