Disposal Group, Including Discontinued Operations, Period Of Consideration To be Collected

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Preferred Stock, Coupon Rate, Maximum Percentage

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Preferred Stock, Coupon Rate, Percentage After The First Anniversary And Until The Second Anniversary Issuance

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Preferred Stock, Coupon Rate, Percentage After The Second Anniversary And Until The Seventh Anniversary Issuance

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Preferred Stock, Coupon Rate, Percentage Until The First Anniversary Issuance

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Preferred Stock, Percentage of Coupon Rate Increase

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Amount classified as assets attributable to disposal group held for sale or disposed of.

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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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 classified as liabilities attributable to disposal group held for sale or disposed of.

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Amount of noncash consideration received for selling an asset or business through a noncash (or part noncash) transaction.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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This element represents the cash inflow during the period from the sale of a component of the entity.

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DIVESTITURES - Narrative (Details) - USD ($) $ in Millions			3 Months Ended			12 Months Ended
DIVESTITURES - Narrative (Details) - USD ($) $ in Millions	Nov. 06, 2019	Sep. 06, 2019	Mar. 31, 2020	Dec. 31, 2017	Jun. 30, 2017	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Businesses, net of cash disposed						$ 722	$ 0	$ 128
Gain (loss) on disposition of business						298	0	(13)
Assets classified as held for sale				$ 1,202		528	1,195	1,202
Gain (loss) on sales of businesses, net						0	0	(13)
Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operation, before income tax						404	135	166
UK Window Group [Member] \| Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Businesses, net of cash disposed		$ 8
Business, net of cash disposed		2
Discontinued operation, consideration		$ 6
Period of consideration to be collected		2 years
Gain (loss) on disposition of business						70
Milgard Manufacturing Inc [Member] \| Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Business, net of cash disposed	$ 720
Gain (loss) on disposition of business						368
Masco Cabinetry [Member] \| Discontinued Operations, Held-for-sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets classified as held for sale						528	535
Liabilities classified as held for sale						162	158
Milgard and UKWG [Member] \| Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operation, before income tax						1	40	57
Milgard and UKWG [Member] \| Discontinued Operations, Held-for-sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets classified as held for sale							660
Liabilities classified as held for sale							257
Cabinetry Products [Member] \| Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operation, before income tax						$ 107	$ 95	109
Moores Furniture [Member] \| Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sales of businesses, net								(64)
Arrow Fastener [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Business, net of cash disposed					$ 128
Arrow Fastener [Member] \| Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sales of businesses, net								$ 51
Scenario, Forecast [Member] \| Masco Cabinetry [Member] \| Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Businesses, net of cash disposed			$ 1,000
Business, net of cash disposed			850
Gain (loss) on disposition of business			600
Part noncash divestiture, amount of consideration received			$ 150
Coupon rate, percentage until the first anniversary issuance			8.00%
Coupon rate, percentage after the first anniversary and until the second anniversary issuance			9.00%
Coupon rate, percentage after the second anniversary and until the seventh anniversary issuance			10.00%
Preferred Stock, percentage of coupon rate increase			5000.00%
Coupon rate, maximum percentage			15.00%
Pension Costs [Member] \| Moores Furniture [Member] \| Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sales of businesses, net				$ (58)