Intangible Assets and Goodwill - Schedule of Estimated Future Amortization Expense on Finite-Lived Intangible Assets (Details) - Intangibles From Acquired Entities $ in Millions	Sep. 30, 2025 USD ($)
Finite-Lived Intangible Assets [Line Items]
2026	$ 63
2027	62
2028	43
2029	29
2030	10
Thereafter	24
Total	$ 231