Derivative Financial Instruments - Notional Values (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	$ 2,842,846	$ 6,589,856
Trading
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	0	1,235,713
Cash Flow | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	1,314,660	1,438,144
Fair Value | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	1,528,186	3,915,999
Interest Rate Swaps
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	2,842,846	5,536,096
Interest Rate Swaps | Trading
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	0	181,953
Interest Rate Swaps | Cash Flow | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	1,314,660	1,438,144
Interest Rate Swaps | Fair Value | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	1,528,186	3,915,999
Other
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	0	1,053,760
Other | Trading
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	0	1,053,760
Other | Cash Flow | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	0	0
Other | Fair Value | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional Values	$ 0	$ 0