Loans Receivable (Forecast adjustment) (Details) $ in Millions	3 Months Ended
	Jun. 30, 2023 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Forecasted net cash flows	$ 95.7
Provision for Credit Losses	(70.6)
Removal of COVID forecast adjustment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Forecasted net cash flows	149.5
Provision for Credit Losses	(118.5)
Implementation of enhanced forecasting methodology [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Forecasted net cash flows	(53.8)
Provision for Credit Losses	$ 47.9