CONSOLIDATED AND COMBINED STATEMENT OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenue	$ 736,386	$ 498,890	$ 361,201
Operating costs and expenses:
Cost of revenue (exclusive of depreciation shown separately below)	34,073	25,858	22,936
Selling and marketing expense	464,040	306,713	225,876
General and administrative expense	300,433	110,093	86,687
Product development expense	47,907	20,596	16,842
Depreciation	14,543	8,419	6,593
Amortization of intangibles	23,261	3,153	3,835
Total operating costs and expenses	884,257	474,832	362,769
Operating (loss) income	(147,871)	24,058	(1,568)
Interest expense—third party	(1,765)	0	0
Interest expense—related party	(5,971)	(894)	(272)
Other income (expense), net	1,974	(699)	(398)
(Loss) earnings before income taxes	(153,633)	22,465	(2,238)
Income tax benefit (provision)	49,106	(11,834)	(1,758)
Net (loss) earnings	(104,527)	10,631	(3,996)
Net loss attributable to noncontrolling interests	1,409	2,497	2,671
Net (loss) earnings attributable to ANGI Homeservices Inc. shareholders	$ (103,118)	$ 13,128	$ (1,325)
Per share information attributable to ANGI Homeservices Inc. shareholders:
Basic (loss) earnings per share (USD per share)	$ (0.24)	$ 0.03	$ 0.00
Diluted (loss) earnings per share (USD per share)	$ (0.24)	$ 0.03	$ 0.00
Stock-based compensation expense by function:
Stock-based compensation expense	$ 149,230	$ 8,916	$ 7,853
Cost of revenue
Stock-based compensation expense by function:
Stock-based compensation expense	19
Selling and marketing expense
Stock-based compensation expense by function:
Stock-based compensation expense	25,763	863	545
General and administrative expense
Stock-based compensation expense by function:
Stock-based compensation expense	107,662	6,804	6,137
Product development expense
Stock-based compensation expense by function:
Stock-based compensation expense	$ 15,786	$ 1,249	$ 1,171