Derivatives - Notional and Fair Values (Details) MMBTU in Thousands, Boe in Thousands, $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2022 USD ($) MMBTU Boe company	Dec. 31, 2021 USD ($) Boe MMBTU company
Derivative Asset [Abstract]
Derivative assets - Fair value	$ 708,284	$ 484,184
Less: Master netting agreements	(126,414)	(58,679)
Less: Cash collateral received/paid	(125,304)	(42,274)
Net derivative assets	456,566	383,231
Derivative Liability [Abstract]
Derivative liabilities - Fair value	762,569	390,171
Less: Master netting agreements	(126,414)	(58,679)
Less: Cash collateral received/paid	0	(174,048)
Net derivative liabilities	$ 636,155	$ 157,444
Crude oil \| Customer Counterparty
Derivative Liability [Abstract]
Derivative, nonmonetary notional amount, energy measure \| Boe	8,211	7,519
Natural gas \| Customer Counterparty
Derivative Liability [Abstract]
Derivative, nonmonetary notional amount, energy measure \| MMBTU	83,113	83,274
Derivative instruments designated as hedging instruments
Derivative Instruments
Notional Amount	$ 1,609,832	$ 361,531
Derivative Asset [Abstract]
Derivative assets - Fair value	3,351	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	96	282
Derivative instruments designated as hedging instruments \| Cash Flow Hedging \| Interest rate contracts
Derivative Instruments
Notional Amount	1,525,000	275,000
Derivative Asset [Abstract]
Derivative assets - Fair value	586	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	96	57
Derivative instruments designated as hedging instruments \| Net Investment Hedging \| Foreign exchange contracts
Derivative Instruments
Notional Amount	84,832	86,531
Derivative Asset [Abstract]
Derivative assets - Fair value	2,765	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	0	225
Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	20,346,090	19,522,661
Derivative Asset [Abstract]
Derivative assets - Fair value	704,933	484,184
Derivative Liability [Abstract]
Derivative liabilities - Fair value	762,473	389,889
Derivatives not designated as hedging instruments \| Interest rate contracts
Derivative Instruments
Notional Amount	17,570,112	17,575,420
Derivative Asset [Abstract]
Derivative assets - Fair value	260,740	240,222
Derivative Liability [Abstract]
Derivative liabilities - Fair value	359,578	179,905
Derivatives not designated as hedging instruments \| Foreign exchange contracts
Derivative Instruments
Notional Amount	2,654,194	1,874,681
Derivative Asset [Abstract]
Derivative assets - Fair value	39,559	21,033
Derivative Liability [Abstract]
Derivative liabilities - Fair value	29,144	15,276
Derivatives not designated as hedging instruments \| Credit contracts
Derivative Instruments
Notional Amount	121,784	72,560
Derivative Asset [Abstract]
Derivative assets - Fair value	0	0
Derivative Liability [Abstract]
Derivative liabilities - Fair value	76	141
Derivatives not designated as hedging instruments \| Equity contracts
Derivative Instruments
Notional Amount	0	0
Derivative Asset [Abstract]
Derivative assets - Fair value	359	220
Derivative Liability [Abstract]
Derivative liabilities - Fair value	0	0
Derivatives not designated as hedging instruments \| Commodity contracts
Derivative Instruments
Notional Amount	0	0
Derivative Asset [Abstract]
Derivative assets - Fair value	404,275	222,709
Derivative Liability [Abstract]
Derivative liabilities - Fair value	$ 373,675	$ 194,567
Derivatives not designated as hedging instruments \| Equity, Public Companies
Derivative Liability [Abstract]
Number of companies that issued the equity (issuers portion only) \| company	1	1
Derivatives not designated as hedging instruments \| Equity, Private Companies
Derivative Liability [Abstract]
Number of companies that issued the equity (issuers portion only) \| company	13	12

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Nominal energy measure used to calculate payments on a derivative instrument.

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