Annual return on tangible common equity performance hurdle.

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Share based compensation arrangement award replacement of other than option granted outstanding.

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Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Shares Forfeited, Percentage

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Outstanding Award As Percentage Of Shares Issued.

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No definition available.

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Potential Percentage Dilution To Common Shares.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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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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No definition available.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Description of terms of award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Stock-Based Compensation - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Apr. 16, 2019
Employee Stock Ownership Plan (ESOP) Disclosures
Share available for future issuance	28,700,000
The Bancorp's total overhang (potential dilution from share-based compensation) (as a percent)	8.00%
SARs, RSAs, RSUs, stock options and PSAs outstanding as a percentage of issued shares	4.00%
Annual return on tangible common equity performance hurdle (as a percent)	2.00%
Share based compensation arrangement award replacement of other than option granted outstanding	1.65
Stock-based compensation expense	$ 123	$ 132	$ 127
Income tax benefit related to stock-based compensation expense	$ 26	$ 27	$ 27
2019 Incentive Compensation Plan
Employee Stock Ownership Plan (ESOP) Disclosures
Stock authorized for issuance (in shares)				40,000,000
Performance shares
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	3 years
Award performance period	3 years
Percentage of shares that will be forfeited	33.33%
Terms of award	If this threshold is not met in any one of the three years during the performance period, one-third of PSAs are forfeited.
SARs
Employee Stock Ownership Plan (ESOP) Disclosures
Award term	10 years
Stock-based compensation expense	$ 1
SARs \| Tranche One
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	3 years
Award performance period	3 years
SARs \| Tranche Two
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	4 years
Award performance period	4 years
RSAs and RSUs \| Tranche One
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	3 years
Award performance period	3 years
RSAs and RSUs \| Tranche Two
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	4 years
Award performance period	4 years
Stock options
Employee Stock Ownership Plan (ESOP) Disclosures
Award term	10 years
Stock options \| Tranche One
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	3 years
Stock options \| Tranche Two
Employee Stock Ownership Plan (ESOP) Disclosures
Award vesting period	4 years