DEBT - Trust Preferred Securities (Details) $ in Millions |
Jun. 30, 2025
USD ($)
shares
|
|---|---|
| Trust Preferred Securities | |
| Liquidation value | $ 2,440 |
| Notional amount | $ 2,446 |
| Citigroup Capital III | |
| Trust Preferred Securities | |
| Securities issued (in shares) | shares | 194,053 |
| Liquidation value | $ 194 |
| Coupon rate | 7.625% |
| Common shares issued to parent (in shares) | shares | 6,003 |
| Notional amount | $ 200 |
| Citigroup Capital XIII | |
| Trust Preferred Securities | |
| Securities issued (in shares) | shares | 89,840,000 |
| Liquidation value | $ 2,246 |
| Common shares issued to parent (in shares) | shares | 1,000 |
| Notional amount | $ 2,246 |
| Citigroup Capital XIII | SOFR | |
| Trust Preferred Securities | |
| Basis spread on variable rate | 0.0663161 |
| Citigroup Capital XIII | LIBOR | |
| Trust Preferred Securities | |
| Basis spread on variable rate | 0.0026161 |