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v3.22.1

Debt (Junior subordinated notes) (Details) $ in Thousands | 1 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2019 USD ($) | Jun. 30, 2015 USD ($) deferralPeriod | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |  |  |
Debt |  |  | $ 50,204,678 | $ 28,742,081
Debt, floating reference rate, duration | 5 years | 3 months |  |
Debt, reset period, duration | 5 years |  |  |
Debt, redemption term | 5 years |  |  |
Redemption, accrued and interest payment, duration | 6 months |  |  |
Subordinated | 2045 Junior Subordinated Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt |  | $ 500,000 |  |
Debt, fixed interest rate |  | 6.50% |  |
Debt instrument term deferral period | deferralPeriod |  | 5 |  |
Debt instrument term payment deferral period |  | 5 years |  |
Redemption price of debt instrument, percentage |  | 100.00% |  |
Subordinated | 2079 Junior Subordinated Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt | $ 750,000 |  |  |
Debt, fixed interest rate | 5.875% |  |  |
LIBOR | Subordinated | 2045 Junior Subordinated Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread over reference rate |  | 4.30% |  |
US Treasury (UST) Interest Rate | Subordinated | 2079 Junior Subordinated Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread over reference rate | 4.535% |  |  |
Redemption price of debt instrument, percentage | 100.00% |  |  |

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