Debt & Non-recourse Debt - Schedule of Outstanding Borrowings (Details) - USD ($) $ in Millions		Dec. 31, 2019		Aug. 31, 2019	Dec. 31, 2018		Nov. 30, 2016
Debt Instrument [Line Items]
Long-term debt, gross	[1]	$ 834			$ 612
Less: unamortized deferred financing costs and discount		(6)	[2],[3]	$ (4)	(8)	[2],[3]
Long-term debt		828			604
Revolving Credit Facility
Debt Instrument [Line Items]
Less: unamortized deferred financing costs and discount		(5)			(6)
Revolver with an average rate of 3.513%, due 2023 | Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt, gross		320			115
Line of Credit | Term loans with an average rate of 3.513%, due 2023
Debt Instrument [Line Items]
Long-term debt, gross		187			197
Less: unamortized deferred financing costs and discount		(1)			(2)
Line of Credit | Senior notes with a rate of 6.125%, due 2024
Debt Instrument [Line Items]
Long-term debt, gross							$ 300
Less: unamortized deferred financing costs and discount							$ (8)
Senior Notes | Senior notes with a rate of 6.125%, due 2024
Debt Instrument [Line Items]
Long-term debt, gross	[1]	300			300
Less: unamortized deferred financing costs and discount		(5)			(6)
Other Debt
Debt Instrument [Line Items]
Long-term debt, gross	[1]	27
Non-recourse Debt
Debt Instrument [Line Items]
Long-term debt, gross	[4]	755			766
Less: unamortized deferred financing costs and discount	[5]	(8)			(7)
Long-term debt		747			759
Non-recourse Debt | Timeshare Facility with an average rate of 3.164%, due 2021
Debt Instrument [Line Items]
Long-term debt, gross					120
Non-recourse Debt | Securitized Debt with a rate of 2.280%, due 2026
Debt Instrument [Line Items]
Long-term debt, gross	[4]				33
Non-recourse Debt | Securitized Debt with an average rate of 3.602%, due 2032
Debt Instrument [Line Items]
Long-term debt, gross		275			333
Non-recourse Debt | Securitized Debt with an average rate of 1.810%, due 2026
Debt Instrument [Line Items]
Long-term debt, gross		46			74
Non-recourse Debt | Securitized Debt with an average rate of 2.711%, due 2028
Debt Instrument [Line Items]
Long-term debt, gross		149			$ 206
Non-recourse Debt | Securitized Debt with an average rate of 2.431%, due 2033
Debt Instrument [Line Items]
Long-term debt, gross		$ 285

[1] As of December 31, 2019 and 2018, weighted-average interest rates were 4.571 percent and 5.170 percent, respectively.

[2] Amount does not include deferred financing costs of $5 and $6 million as of December 31, 2019 and 2018, respectively, relating to our revolving facility included in Other Assets in our consolidated balance sheets.

[3] Amount includes deferred financing costs related to our term loan and senior notes of $1 million and $5 million, respectively as of December 31, 2019 and $2 million and $6 million as of December 31, 2018.

[4] As of December 31, 2019 and 2018, weighted-average interest rates were 2.876 percent and 3.126 percent, respectively

[5] Amount relates to Securitized Debt only and does not include deferred financing costs of $3 million as of both December 31, 2019 and 2018, relating to our Timeshare Facility included in Other Assets in our consolidated balance sheets.