Debt - Annual Maturities of Long-term Debt Obligations (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Aggregate annual maturities on long-term debt obligations
2025	$ 12,557
2026	8,863
2027	10,678
2028	5,050
2029	3,500
Thereafter	9,623
Total	50,271
Unamortized Underwriting Fees	(96)
Unamortized Discount and Premium	(487)
Impacts due to Fair Value Hedge Accounting	27	$ 53
Total Long-Term Debt	49,715	47,866
Parent Company
Aggregate annual maturities on long-term debt obligations
2025	5,250
2026	6,700
2027	8,012
2028	3,700
2029	2,500
Thereafter	9,623
Total	35,785
Total Long-Term Debt	35,312	$ 33,952
American Express Credit Corporation
Aggregate annual maturities on long-term debt obligations
2025	0
2026	0
2027	339
2028	0
2029	0
Thereafter	0
Total	339
Lending Trust
Aggregate annual maturities on long-term debt obligations
2025	7,250
2026	2,100
2027	2,200
2028	1,350
2029	1,000
Thereafter
Total	13,900
Other Subsidiaries
Aggregate annual maturities on long-term debt obligations
2025	57
2026	63
2027	127
2028
2029
Thereafter
Total	$ 247

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, after accumulated amortization, of debt discount (premium).

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Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk.

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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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 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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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 third 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 second 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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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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