Acquisition of PineBridge (Details) - Subsequent Event - PineBridge Investments $ in Millions	13 Months Ended
	Dec. 31, 2025 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payments to Acquire Businesses, Gross	$ 800
2025 Financial Metrics
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payments to Acquire Businesses, Gross	200
Multi-Year Earnout
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payments to Acquire Businesses, Gross	$ 200