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Customer Deposits (Details 3) - USD ($) $ in Millions | Mar. 31, 2021 | Dec. 31, 2020
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Time Deposits $250,000 Or More [Line Items] |  |
Time Deposits, $250,000 or More | $ 850 | $ 931
U.S. |  |
Time Deposits $250,000 Or More [Line Items] |  |
Time Deposits, $250,000 or More | 849 | 930
Non-U.S. |  |
Time Deposits $250,000 Or More [Line Items] |  |
Time Deposits, $250,000 or More | $ 1 | $ 1

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- Definition Amount of time deposit liabilities, including certificates of deposit, in denominations that meet or exceed the Federal Deposit Insurance Corporation (FDIC) insurance limit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818 + Details
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