Segment Information - Performance Measures (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue, Net	$ 2,230	$ 116
Adjusted OIBDA	160	7
Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue, Net	2,230	116
Adjusted OIBDA	160	7
Expedia | Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue, Net	2,139
Adjusted OIBDA	155
Corporate and Other | Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue, Net	91	116
Adjusted OIBDA	$ 5	$ 7