Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Revenue	$ 295,137	$ 237,113
Cost of revenue	148,749	136,476
Gross profit	146,388	100,637
Operating expense:
Sales and marketing	72,772	79,294
Engineering and development	20,362	16,255
General and administrative	39,080	40,279
Transactions expenses	580	31,120
Total operating expense	132,794	166,948
Income (loss) from operations	13,594	(66,311)
Other income (expense):
Other income	0	11,410
Interest income	118	134
Interest expense	(39,516)	(30,371)
Total other expense—net	(39,398)	(18,827)
Loss before income taxes and equity earnings of unconsolidated entities	(25,804)	(85,138)
Income tax expense (benefit)	5,774	(99,902)
Income (loss) before equity earnings of unconsolidated entities	(31,578)	14,764
Equity loss of unconsolidated entities, net of tax	0	683
Net income (loss)	(31,578)	14,081
Net (loss) income attributable to non-controlling interest	226	(7,730)
Excess accretion of non-controlling interest	3,584	0
Total net (loss) income attributable to non-controlling interest	3,810	(7,730)
Net income (loss) attributable to Endurance International Group Holdings, Inc.	(35,388)	21,811
Comprehensive income (loss):
Foreign currency translation adjustments	686	342
Unrealized loss on cash flow hedge, net of taxes of $606 and $38, for the three months ended March 31, 2016 and 2017, respectively	(216)	(1,511)
Total comprehensive loss	$ (34,918)	$ 20,642
Basic net income (loss) per share (in usd per share)	$ (0.26)	$ 0.17
Diluted net income (loss) per share (in usd per share)	$ (0.26)	$ 0.16
Weighted-average common shares used in computing net income (loss) per share attributable to Endurance International Group Holdings, Inc.:
Weighted average number of basic shares outstanding (in shares)	134,935,153	132,178,693
Weighted average number of diluted shares outstanding (in shares)	134,935,153	133,563,884