Deposit Accounts - Scheduled Maturities for Certificates of Deposit (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Contractual Maturities, Certificates of Deposit, $100,000 or More
Three months or less	$ 220	$ 223
Over three months to six months	220	238
Over six months to twelve months	153	278
One to two years	71	101
Thereafter	19	35
Total	$ 683	$ 875

Contractual Maturities, Time Deposits, $250,000 or More, 12 Months Through 24 Months

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Contractual Maturities, Time Deposits, $250,000 or More, Six Months Through 12 Months

No definition available.

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Contractual Maturities, Time Deposits, $250,000 or More, Three Months Through Six Months

No definition available.

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Contractual Maturities, Time Deposits, $250,000 or More, Three Months or Less

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Contractual Maturities, Time Deposits, $250,000 or More, after 24 Months

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Time Deposits, $250,000 or More

No definition available.

No definition available.

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