Income Taxes Income Taxes - NOL Usage Table (Details) $ in Millions	3 Months Ended
	Jun. 30, 2024 USD ($)
Net Income Loss Reconciliation [Line Items]
NOL allocated amount	$ 3,532
Domestic Tax Authority [Member] | Interest Expense
Net Income Loss Reconciliation [Line Items]
NOL allocated amount	$ 186
Minimum [Member]
Net Income Loss Reconciliation [Line Items]
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2030
Maximum [Member]
Net Income Loss Reconciliation [Line Items]
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2042