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Customer Deposits (Details 3) - USD ($) $ in Millions | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Time Deposits $250,000 Or More [Line Items] |  |
Time Deposits, $100,000 or More | $ 158 | $ 125
United States [Member] |  |
Time Deposits $250,000 Or More [Line Items] |  |
Time Deposits, $100,000 or More | 146 | 114
Non Us [Member] |  |
Time Deposits $250,000 Or More [Line Items] |  |
Time Deposits, $100,000 or More | $ 12 | $ 11

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- Definition Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Industry Guide -Number 3 -Section V -Paragraph D-E + Details
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