INCOME TAXES - Reconciliation of the U.S. Statutory Tax Rate to Effective Income Tax Rate (Details)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
U.S. statutory tax rate	21.00%	21.00%	35.00%
U.S. state income taxes, net of U.S. federal tax benefit	1.60%	2.50%	3.10%
Non-U.S. income	(3.30%)	(1.00%)	(7.30%)
Change in valuation allowance	3.40%	2.60%	2.00%
Change in uncertain tax positions	1.90%	1.00%	2.20%
Change in U.S. tax rate	0.00%	(1.70%)	(5.50%)
Transition Tax on foreign earnings	(0.30%)	0.10%	22.80%
Tax on asset dispositions	(0.70%)	(2.90%)	(0.20%)
Excess tax benefits related to equity awards	(3.20%)	(1.80%)	(2.40%)
Other, net	0.00%	(1.10%)	1.40%
Effective rate	20.40%	18.70%	51.10%