Derivatives - Schedule Of Notional And Gross Fair Values Of Derivatives (Details) shares in Thousands, $ in Thousands, MMBTU in Millions, Boe in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2025 USD ($) MMBTU Boe company shares	Dec. 31, 2024 USD ($) Boe MMBTU company shares
Derivative assets:
Derivative assets - Fair value	$ 408,429	$ 523,133
Less: Master netting agreements	(86,138)	(111,124)
Less: Cash collateral received	(186,381)	(316,168)
Net derivative assets	135,910	95,841
Derivative liabilities:
Gross amounts recognized	382,202	545,885
Less: Master netting agreements	(86,138)	(111,124)
Amount used to offset against derivative liabilities	(21,016)	(1,160)
Net derivative liabilities	275,048	433,601
Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	23,480,807	22,375,840
Derivative assets:
Derivative assets - Fair value	366,014	517,486
Derivative liabilities:
Gross amounts recognized	$ 381,192	$ 510,674
Derivatives not designated as hedging instruments | Performance-Based RSUs
Derivative liabilities:
Derivative liability granted number of shares | shares	349	349
Derivatives not designated as hedging instruments | Crude oil
Derivative liabilities:
Derivative, nonmonetary notional amount, energy measure | Boe	19	21
Derivatives not designated as hedging instruments | Natural gas
Derivative liabilities:
Derivative, nonmonetary notional amount, energy measure | MMBTU	364	407
Interest rate contracts | Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	$ 19,006,624	$ 17,005,381
Derivative assets:
Derivative assets - Fair value	270,986	379,664
Derivative liabilities:
Gross amounts recognized	269,276	378,961
Interest rate contracts | Cash Flow Hedging | Derivative instruments designated as hedging instruments
Derivative Instruments
Notional Amount	4,250,000	5,250,000
Derivative assets:
Derivative assets - Fair value	42,415	5,647
Derivative liabilities:
Gross amounts recognized	1,010	35,211
Commodity contracts | Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	0	0
Derivative assets:
Derivative assets - Fair value	48,465	48,499
Derivative liabilities:
Gross amounts recognized	55,775	45,328
Foreign exchange contracts | Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	4,263,978	5,201,460
Derivative assets:
Derivative assets - Fair value	45,999	89,083
Derivative liabilities:
Gross amounts recognized	40,964	71,254
Credit contracts | Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	210,205	168,999
Derivative assets:
Derivative assets - Fair value	17	1
Derivative liabilities:
Gross amounts recognized	58	12
Equity contracts | Derivatives not designated as hedging instruments
Derivative Instruments
Notional Amount	0	0
Derivative assets:
Derivative assets - Fair value	547	239
Derivative liabilities:
Gross amounts recognized	$ 15,119	$ 15,119
Private Companies | Derivatives not designated as hedging instruments
Derivative liabilities:
Number of companies that issued the equity (issuers portion only) | company	9	8