ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 19,154
Other comprehensive income (loss), net of tax	(285)	$ 63
Ending balance	18,024	17,045
Total
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(3,491)	(4,135)
Other comprehensive income (loss) before reclassifications	(306)	96
Amounts reclassified from accumulated other comprehensive loss	9	(9)
Other comprehensive income (loss), net of tax	(297)	87
Ending balance	(3,788)	(4,048)
Foreign Exchange Translation Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(2,872)	(3,101)
Other comprehensive income (loss) before reclassifications	(290)	78
Amounts reclassified from accumulated other comprehensive loss	0	0
Other comprehensive income (loss), net of tax	(290)	78
Ending balance	(3,162)	(3,023)
Pension and Other Postretirement Benefit Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(642)	(1,055)
Other comprehensive income (loss) before reclassifications	0	0
Amounts reclassified from accumulated other comprehensive loss	11	(5)
Other comprehensive income (loss), net of tax	11	(5)
Ending balance	(631)	(1,060)
Changes in Fair Value of Available for Sale Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(1)	(2)
Other comprehensive income (loss) before reclassifications	0	0
Amounts reclassified from accumulated other comprehensive loss	0	0
Other comprehensive income (loss), net of tax	0	0
Ending balance	(1)	(2)
Changes in Fair Value of Cash Flow Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	24	23
Other comprehensive income (loss) before reclassifications	(16)	18
Amounts reclassified from accumulated other comprehensive loss	(2)	(4)
Other comprehensive income (loss), net of tax	(18)	14
Ending balance	$ 6	$ 37