Condensed Consolidated Balance Sheet - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Statement of Financial Position [Abstract]
Cash and cash equivalents	$ 6,819	$ 6,152
Accounts receivable, net	13,695	14,271
Contract assets, current	4,334	3,486
Inventory, net	10,934	10,083
Other assets, current	1,276	1,511
Total Current Assets	37,058	35,503
Customer financing assets	3,293	3,023
Future income tax benefits	1,712	1,646
Fixed assets	24,689	24,084
Less: Accumulated depreciation	12,397	11,787
Fixed assets, net	12,292	12,297
Operating Lease, Right-of-Use Asset	2,740	0
Goodwill	48,358	48,112
Intangible assets, net	25,963	26,424
Other assets	7,574	7,206
Total Assets	138,990	134,211
Short-term borrowings	1,139	1,469
Accounts payable	11,109	11,080
Accrued liabilities	10,753	10,223
Contract liabilities, current	6,219	5,720
Long-term debt currently due	6,202	2,876
Total Current Liabilities	35,422	31,368
Long-term debt	37,910	41,192
Future pension and postretirement benefit obligations	3,663	4,018
Operating Lease, Liability, Noncurrent	2,258	0
Other long-term liabilities	16,651	16,914
Total Liabilities	95,904	93,492
Commitments and contingent liabilities (Note 15)
Redeemable noncontrolling interest	109	109
Common Stock	22,718	22,514
Treasury Stock	32,549	32,482
Retained earnings	60,548	57,823
Unearned ESOP shares	71	76
Accumulated other comprehensive loss	(9,892)	(9,333)
Total Shareowners' Equity	40,754	38,446
Stockholders' Equity Attributable to Noncontrolling Interest	2,223	2,164
Total Equity	42,977	40,610
Total Liabilities and Equity	$ 138,990	$ 134,211