PENDING ACQUISITION OF TCF FINANCIAL CORPORATION - Narrative (Details) $ in Millions |
3 Months Ended | 12 Months Ended | |
---|---|---|---|
Jun. 30, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
Rate
|
Dec. 31, 2019
USD ($)
|
|
Business Acquisition [Line Items] | |||
Total assets | $ 123,038 | $ 109,002 | |
Series C Non-Cumulative Perpetual Preferred Stock | |||
Business Acquisition [Line Items] | |||
Preferred stock, dividend rate percentage | Rate | 5.875% | ||
TCF Financial Corporation | |||
Business Acquisition [Line Items] | |||
Total assets | $ 47,800 | ||
Forecast | TCF Financial Corporation | Series C Non-Cumulative Perpetual Preferred Stock | |||
Business Acquisition [Line Items] | |||
Preferred stock, dividend rate percentage | 5.70% | ||
TCF Financial Corporation | Forecast | |||
Business Acquisition [Line Items] | |||
Value of transaction | $ 6,000 | ||
TCF Financial Corporation | Forecast | Common Stock | |||
Business Acquisition [Line Items] | |||
Share issuance ratio | 3.0028 | ||
TCF Financial Corporation | Forecast | Newly created series of preferred stock | |||
Business Acquisition [Line Items] | |||
Share issuance ratio | 1 |