EMPLOYEE RETIREMENT PLANS - Pre-tax Expense (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Pre-tax expense
Pre-tax expense		$ 66	$ 84	$ 92
Defined-contribution plans
Pre-tax expense
Pre-tax expense		49	55	58
Defined-benefit pension plans
Pre-tax expense
Pre-tax expense		$ 17	$ 29	$ 34
Moores Furniture
Pre-tax expense
Actuarial loss, net	$ (58)