Quarterly Financial Information (unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	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, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]
Total revenues	$ 80,046	$ 74,608	$ 72,574	$ 71,066	$ 70,204	$ 66,813	$ 64,712	$ 63,753	$ 60,633	$ 50,808	$ 51,476	$ 51,404	$ 298,294	$ 265,482	$ 214,321
Gross Profit	57,524	52,183	51,995	51,464	53,760	49,004	46,013	44,268	43,096	40,533	41,512	41,792
Operating income	27,661	24,293	23,564	24,763	25,824	21,968	20,423	20,499	21,068	21,738	17,461	19,405	100,281	88,714	79,672
Net income attributable to Ebix, Inc.	$ 24,629	$ 24,067	$ 22,992	$ 22,159	$ 21,929	$ 20,232	$ 19,036	$ 18,336	$ 16,547	$ 18,015	$ 13,579	$ 15,417	$ 93,847	$ 79,533	$ 63,558
Basic (in dollars per share)	$ 0.76	$ 0.74	$ 0.70	$ 0.67	$ 0.65	$ 0.59	$ 0.54	$ 0.51	$ 0.45	$ 0.47	$ 0.35	$ 0.40	$ 2.88	$ 2.29	$ 1.68
Diluted (in dollars per share)	$ 0.76	$ 0.74	$ 0.70	$ 0.67	$ 0.65	$ 0.59	$ 0.54	$ 0.51	$ 0.45	$ 0.47	$ 0.35	$ 0.40	$ 2.86	$ 2.28	$ 1.67