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v3.22.0.1

Deposits - Average Interest Rate (Details) | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Average interest rate: |  |  |
Contractual deposits outstanding | 0.78% | 2.21% | 2.46%
HSA deposits | 0.03% | 0.00% | 0.00%
Interest-bearing money market deposits | 0.22% | 0.61% | 2.28%

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- Definition Percentage of interest-bearing domestic demand deposit liabilities to total deposit liabilities. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
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- Definition Percentage of interest-bearing domestic money market demand account deposit liabilities to total deposit liabilities. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
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Period Type: | instant

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- Definition Weighted average interest rate calculated at point in time for domestic deposit liability. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration