Borrowings - Pre-Swap Obligations (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Pre-swap annual contractual obligations of long-term debt outstanding
Remainder of 2020	$ 5,731
2021	6,897
2022	7,180
2023	5,342
2024	6,302
Thereafter	29,964
Total	$ 61,417	$ 62,207

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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