Debt and Lines of Credit - Principal Payments (Details) $ in Millions	Dec. 31, 2021 USD ($)
Principal payments of long-term debt
Principal payments required in 2022	$ 754
Principal payments required in 2023	2,300
Principal payments required in 2024	1,200
Principal payments required in 2025	1,500
Principal payments required in 2026	3,000
Principal payments required in 2027 and thereafter	$ 9,300

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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