Business Acquisition Threshold, Percent

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- Definition

Amount awarded to other party in judgment or settlement of litigation.

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of loss contingency liability.

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- Definition

The carrying amount as of the balance sheet date of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement.

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- Definition

Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.

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Ratio of Tier 1 capital to average assets as defined by regulatory framework.

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Legal Proceedings, Contingencies and Commitments - Narrative (Details) $ in Millions	Feb. 24, 2012 USD ($)	Jun. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)	Aug. 30, 2018 USD ($)
Loss Contingencies
Tier 1 capital (to adjusted tangible assets), capitalized under prompt corrective action provision ratio		0.050	0.050
Tier 1 capital (to adjusted tangible assets), actual ratio		0.078	0.076
Business acquisition threshold		33.30%
Accrued reserve for contingent liabilities		$ 6	$ 3
SERP \| CEO
Loss Contingencies
SERP Liability		$ 16		$ 16
Bank
Loss Contingencies
Tier 1 capital (to adjusted tangible assets), capitalized under prompt corrective action provision ratio		0.050	0.050
Tier 1 capital (to adjusted tangible assets), actual ratio		0.076	0.077
DOJ Agreement
Loss Contingencies
Litigation settlement payment amount	$ 118
Accrued reserve for contingent liabilities			$ 35
DOJ Agreement \| Bank
Loss Contingencies
Tier 1 capital (to adjusted tangible assets), capitalized under prompt corrective action provision ratio	0.11
Tier 1 capital (to adjusted tangible assets), actual ratio	0.11
DOJ Agreement \| Subsequent Payments
Loss Contingencies
Litigation expense (up to)	$ 25