Shareholders' Equity Reclassification Components (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accumulated Other Comprehensive Income [Line Items]
Revenues	$ (22,978)	$ (21,695)	$ (25,190)	$ (24,072)	$ (25,939)	$ (24,683)	$ (27,284)	$ (23,650)	$ (93,935)	$ (101,556)	$ (85,249)
Cost of products sold									86,422	93,986	79,262
Other Nonoperating Income (Expense)									176	358	94
Loss (Earnings) before Income Taxes									(4,294)	(5,233)	(3,313)
Income Tax Expense (Benefit)									828	868	578
Net Loss (Earnings) Including Noncontrolling Interests									(3,466)	(4,365)	(2,735)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income [Line Items]
Loss (Earnings) before Income Taxes									(42)	23	99
Income Tax Expense (Benefit)									(10)	(4)	(26)
Net Loss (Earnings) Including Noncontrolling Interests									(52)	19	73
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income [Line Items]
Revenues									0	(1)	16
Cost of products sold									(322)	(351)	(490)
Loss (Earnings) before Income Taxes									(322)	(352)	(474)
Income Tax Expense (Benefit)									77	62	118
Net Loss (Earnings) Including Noncontrolling Interests									(245)	(290)	(356)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent
Accumulated Other Comprehensive Income [Line Items]
Other Nonoperating Income (Expense)									26	119	77
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent
Accumulated Other Comprehensive Income [Line Items]
Other Nonoperating Income (Expense)									$ 16	$ (142)	$ (176)