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Reconciliation of Assets from Segment to Consolidated (Details) - USD ($) $ in Millions	Dec. 31, 2018	Jan. 01, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 7,290	$ 7,363	$ 7,337	$ 7,421
Real Estate Franchise Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,388		4,413
Company Owned Real Estate Brokerage Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	1,228		1,258
Relocation Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	1,010		1,029
Title and Settlement Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	492		486
Corporate and Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 172		$ 151

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Definition

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.

+ References

No definition available.

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