Quarterly Financial Information (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Quarterly Financial Information
Revenue	$ 1,256	$ 97	$ 112	$ 116	$ 104	$ 116	$ 120	$ 125	$ 1,581	$ 465	$ 455
Operating income (loss)	(397)	2	3	3		4	3	3	(389)	10	10
Net earnings (loss)	2,052	29	5	(14)	192	34	50	6	2,072	282	46
Net earnings (loss) attributable to Liberty Expedia Holdings, Inc. Series A and Series B shareholders	$ 2,272	$ 29	$ 5	$ (14)	$ 191	$ 34	$ 50	$ 6	$ 2,292	$ 281	$ 45
Basic earnings (loss) attributable to Liberty Expedia Holdings, Inc. Series A and Series B shareholders	$ 39.86	$ 0.51	$ 0.09	$ (0.25)	$ 3.35	$ 0.60	$ 0.88	$ 0.11	$ 40.21	$ 4.94	$ 0.80
Diluted net earnings (loss) attributable to Series A and Series B Expedia Holdings, Inc. shareholders per common share	$ 39.17	$ 0.51	$ 0.09	$ (0.25)	$ 3.35	$ 0.60	$ 0.88	$ 0.11	$ 39.52	$ 4.94	$ 0.80