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Discontinued Operations - Non-Cash Items and Capital Expenditures (Details) - Discontinued Operations, Disposed Of By Means Other Than Sale, Wind Down - Zillow Offers Operations $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Amortization of debt discount and debt issuance costs	$ 21
Loss on extinguishment of debt	14
Share-based compensation	12
Inventory valuation adjustment	5
Depreciation and amortization	$ 4

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760

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