Fair Values (Details 2) - USD ($) $ in Millions | Jun. 30, 2020 | Dec. 31, 2019 | Jun. 30, 2019 | Dec. 31, 2018 |
Financial assets for which carrying values equal or approximate fair value | | | | | |
Cash and cash equivalents | [1] | $ 2,280 | $ 33 | $ 66 | $ 102 |
Financial assets carried at other than fair value | | | | | |
Card Member loans, less reserves for credit losses | | 481 | 687 | | |
Loans to affiliates and other | | 12,088 | 10,345 | | |
Financial liabilities carried at other than fair value | | | | | |
Long-term debt | | 8,950 | 13,469 | | |
Long-term debt to affiliates | | 972 | 9,292 | | |
Carrying Value [Member] | | | | | |
Financial assets for which carrying values equal or approximate fair value | | | | | |
Cash and cash equivalents | | 2,300 | 0 | | |
Other financial assets | | 10,000 | 26,300 | | |
Financial assets carried at other than fair value | | | | | |
Card Member loans, less reserves for credit losses | | 500 | 700 | | |
Loans to affiliates and other | | 12,100 | 10,300 | | |
Financial Liabilities: | | | | | |
Financial liabilities for which carrying values equal or approximate fair value | | 11,600 | 11,200 | | |
Financial liabilities carried at other than fair value | | | | | |
Long-term debt | | 8,900 | 13,500 | | |
Long-term debt to affiliates | | 1,000 | 9,300 | | |
Estimate of Fair Value Measurement [Member] | | | | | |
Financial assets for which carrying values equal or approximate fair value | | | | | |
Cash and cash equivalents | | 2,300 | 0 | | |
Other financial assets | | 10,000 | 26,300 | | |
Financial assets carried at other than fair value | | | | | |
Card Member loans, less reserves for credit losses | | 500 | 700 | | |
Loans to affiliates and other | | 12,200 | 10,400 | | |
Financial Liabilities: | | | | | |
Financial liabilities for which carrying values equal or approximate fair value | | 11,600 | 11,200 | | |
Financial liabilities carried at other than fair value | | | | | |
Long-term debt | | 9,300 | 13,700 | | |
Long-term debt to affiliates | | 1,000 | 9,400 | | |
Estimate of Fair Value Measurement [Member] | Level 1 [Member] | | | | | |
Financial assets for which carrying values equal or approximate fair value | | | | | |
Cash and cash equivalents | | 2,300 | 0 | | |
Other financial assets | | 100 | 100 | | |
Financial assets carried at other than fair value | | | | | |
Card Member loans, less reserves for credit losses | | 0 | 0 | | |
Loans to affiliates and other | | 0 | 0 | | |
Financial Liabilities: | | | | | |
Financial liabilities for which carrying values equal or approximate fair value | | 0 | 0 | | |
Financial liabilities carried at other than fair value | | | | | |
Long-term debt | | 0 | 0 | | |
Long-term debt to affiliates | | 0 | 0 | | |
Estimate of Fair Value Measurement [Member] | Level 2 [Member] | | | | | |
Financial assets for which carrying values equal or approximate fair value | | | | | |
Cash and cash equivalents | | 0 | 0 | | |
Other financial assets | | 9,900 | 26,200 | | |
Financial assets carried at other than fair value | | | | | |
Card Member loans, less reserves for credit losses | | 0 | 0 | | |
Loans to affiliates and other | | 7,200 | 2,800 | | |
Financial Liabilities: | | | | | |
Financial liabilities for which carrying values equal or approximate fair value | | 11,600 | 11,200 | | |
Financial liabilities carried at other than fair value | | | | | |
Long-term debt | | 9,300 | 13,700 | | |
Long-term debt to affiliates | | 1,000 | 9,400 | | |
Estimate of Fair Value Measurement [Member] | Level 3 [Member] | | | | | |
Financial assets for which carrying values equal or approximate fair value | | | | | |
Cash and cash equivalents | | 0 | 0 | | |
Other financial assets | | 0 | 0 | | |
Financial assets carried at other than fair value | | | | | |
Card Member loans, less reserves for credit losses | | 500 | 700 | | |
Loans to affiliates and other | | 5,000 | 7,600 | | |
Financial Liabilities: | | | | | |
Financial liabilities for which carrying values equal or approximate fair value | | 0 | 0 | | |
Financial liabilities carried at other than fair value | | | | | |
Long-term debt | | 0 | 0 | | |
Long-term debt to affiliates | | $ 0 | $ 0 | | |
| |
[1] | Primarily represents deposits with American Express National Bank (AENB). Refer to Note 1 for additional information. | |