Other Comprehensive Income - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions |
12 Months Ended | |||
---|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||
Change in net unrealized loss during period | $ (613.1) | $ (113.7) | $ 61.8 | |
Reclassification adjustment for net gains included in net income | 24.4 | (1.1) | (0.3) | |
Accumulated other comprehensive income (loss) | 3,073.8 | 1,986.6 | $ 1,959.8 | $ 2,013.9 |
Net unrealized loss on investment securities available-for-sale | ||||
Accumulated Other Comprehensive Income (Loss) [Line Items] | ||||
Accumulated other comprehensive income (loss) | $ (471.0) | $ (29.0) |
X | ||||||||||
- Definition 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. No definition available.
|
X | ||||||||||
- Definition Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Details
|