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Restructuring - Restructuring Activities and Related Reserves (Details) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2023 USD ($)
Restructuring Cost and Reserve [Line Items] |
Reserve balance | $ 0
Charges | 9
Cost charged against assets | (6)
Cash paid | (1)
Reserve balance | 2
Severance and Employee Benefits [Member] |
Restructuring Cost and Reserve [Line Items] |
Reserve balance | 0
Charges | 3
Cash paid | (1)
Reserve balance | 2
Accelerated Depreciation on Assets [Member] |
Restructuring Cost and Reserve [Line Items] |
Reserve balance | 0
Charges, Accelerated depreciation on assets | 6
Cost charged against assets | $ (6)

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