Fresh Start Accounting Fresh Start Adjustments - Schedule of Cumulative Adjustments (Details) $ in Millions	Jul. 01, 2019 USD ($)
Fresh-Start Adjustment [Line Items]
Establishment of Successor goodwill	$ 178
Elimination of Predecessor goodwill	108
Establishment of Successor other intangible assets	1,219
Inventory fair value adjustments	29
Property, plant and equipment fair value adjustment	780
Pension liability fair value adjustment	(44)
Other assets and liabilities fair value adjustment	3
Net gain on fresh start adjustments	2,007
Tax impact on fresh start adjustments	(167)
Accumulated deficit	1,840
Predecessor Company [Member]
Fresh-Start Adjustment [Line Items]
Elimination of Predecessor other intangible assets	24
Elimination of Predecessor Company accumulated other comprehensive income	$ (26)

Elimination of Predecessor goodwill

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Fresh Start Adjustments, Increase/Decrease Tax Expense

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Fresh Start Adjustments, Increase (Decrease) in Other Assets and Liabilities

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Fresh Start Adjustments, Increase/decrease, net

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Amount of fresh-start adjustment to inventories.

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Amount of fresh-start adjustment to pension obligations.

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Total fresh-start adjustment to property and equipment, net.

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Amount of fresh-start adjustment to retained earnings or deficit.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of amortizable intangible assets at the balance sheet date after fresh-start adjustments.

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Amount of goodwill at the balance sheet date after fresh-start adjustments.

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Amount of accumulated other comprehensive Income or Loss at the balance sheet date before fresh-start adjustments.

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Amount of intangible assets subject to amortization at the balance sheet date before fresh-start adjustments.

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