Discontinued Operations - Additional Information (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019
Discontinued Operations, Held-for-sale or Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Depreciation and amortization	$ 0	$ 27
Capital expenditures	1	27
ROU assets obtained in exchange for new lease obligations	0	$ 3
Masco Cabinetry
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Letters of credit outstanding, amount	$ 10

Amount of capital expenditure attributable to discontinued operations.

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Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation.

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