Borrowings - Pre-Swap Obligations (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Pre-swap annual contractual obligations of long-term debt outstanding
2020	$ 7,526
2021	9,826
2022	7,175
2023	5,374
2024	6,305
Thereafter	26,000
Total	$ 62,207	$ 43,196

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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