Business Segments - Schedule of Assets Reconciled to Consolidated Amounts (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Asset Reconciling Item [Line Items]
Assets, variable interest entity	$ 3,079	$ 2,753
Operating segments
Segment Reporting Asset Reconciling Item [Line Items]
Assets, variable interest entity	2,949	2,673
Operating segments | Real Estate and Financing Segment
Segment Reporting Asset Reconciling Item [Line Items]
Assets, variable interest entity	2,753	2,501
Operating segments | Resort Operations and Club Management Segment
Segment Reporting Asset Reconciling Item [Line Items]
Assets, variable interest entity	196	172
Corporate
Segment Reporting Asset Reconciling Item [Line Items]
Assets, variable interest entity	$ 130	$ 80