Total face amount of the medium-term notes that were reclassified between annual maturity periods of long-term debt.

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Total face amount of the medium-term notes that were excluded from current maturity of long-term debt

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Long-term debt (Details 2) - USD ($) $ in Millions	12 Months Ended
Long-term debt (Details 2) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jan. 10, 2022
Long-term Debt
Medium-term notes, callable	$ 5
Face amount, medium term note reclassified	1,350
2022	6,352
2023	5,324
2024	8,142
2025	1,639
2026	1,561
Interest paid on short-term and long-term borrowings	920	$ 1,089	$ 1,057
Machinery, Energy & Transportation
Long-term Debt
2022	45
2023	103
2024	1,013
2025	10
2026	6
Financial Products
Long-term Debt
2022	6,307
2023	5,221
2024	7,129
2025	1,629
2026	1,555
Medium-term note mature in 2022
Long-term Debt
Medium-term notes excluded from current maturity of long-term debt	$ 1,350
Subsequent Event \| Medium-term Notes
Long-term Debt
Debt Instrument, Face Amount				$ 2,000
Subsequent Event \| Medium Term Note mature in 2027
Long-term Debt
Debt Instrument, Face Amount				500
Subsequent Event \| Medium Term Note mature in 2024
Long-term Debt
Debt Instrument, Face Amount				$ 1,500