CONSOLIDATED AND COMBINED STATEMENT OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenue	$ 1,326,205	$ 1,132,241	$ 736,386
Operating costs and expenses:
Cost of revenue (exclusive of depreciation shown separately below)	46,493	55,739	34,073
Selling and marketing expense	733,223	541,469	464,040
General and administrative expense	348,247	323,462	300,433
Product development expense	64,200	61,143	47,907
Depreciation	39,915	24,310	14,543
Amortization of intangibles	55,482	62,212	23,261
Total operating costs and expenses	1,287,560	1,068,335	884,257
Operating income (loss)	38,645	63,906	(147,871)
Interest expense—third-party	(11,493)	(11,623)	(1,765)
Interest expense—related party	(16)	(118)	(5,971)
Other income, net	6,510	17,859	1,974
Earnings (loss) before income taxes	33,646	70,024	(153,633)
Income tax benefit	1,668	7,483	49,106
Net earnings (loss)	35,314	77,507	(104,527)
Net (earnings) loss attributable to noncontrolling interests	(485)	(189)	1,409
Net earnings (loss) attributable to ANGI Homeservices Inc. shareholders	$ 34,829	$ 77,318	$ (103,118)
Per share information attributable to ANGI Homeservices Inc. shareholders:
Basic earnings (loss) per share (USD per share)	$ 0.07	$ 0.16	$ (0.24)
Diluted earnings (loss) per share (USD per share)	$ 0.07	$ 0.15	$ (0.24)
Stock-based compensation expense by function:
Stock-based compensation expense	$ 68,255	$ 97,078	$ 149,230
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	3,717	3,368	25,763
General and administrative expense
Stock-based compensation expense by function:
Stock-based compensation expense	56,475	84,028	107,662
Product development expense
Stock-based compensation expense by function:
Stock-based compensation expense	$ 8,063	$ 9,682	$ 15,786