Stockholders' Equity and Earnings per Share - Senior Preferred Stock (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2018	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2017	Sep. 08, 2008
Class of Stock [Line Items]
Initial Liquidation Preference Of Senior Preferred Stock															$ 1,000,000,000
Increase in senior preferred stock														$ 3,000,000,000
Aggregate liquidation preference on senior preferred stock	$ 140,200,000,000
Senior Preferred Stock
Class of Stock [Line Items]
Shares Authorized							1,000,000.00
Shares Outstanding	1,000,000						1,000,000.00
Total Par Value							$ 1,000,000.00
Initial liquidation preference (in usd per share)							$ 1,000								$ 1,000
Initial Liquidation Preference Of Senior Preferred Stock							$ 1,000,000,000
Increase in senior preferred stock														$ 3,000,000,000
Increase in liquidation preference due to net worth increase	$ 11,210,000,000							$ 11,729,000,000	$ 9,431,000,000	$ 9,919,000,000	$ 11,420,000,000	$ 7,217,000,000	$ 3,674,000,000
Non draw adjustment	68,600,000,000
Increase in liquidation preference	71,648,000,000	$ 312,000,000	$ 165,000,000	$ 7,971,000,000	$ 12,500,000,000	$ 36,900,000,000	$ 13,800,000,000
Aggregate liquidation preference on senior preferred stock	$ 140,248,000,000