EARNINGS (LOSS) PER SHARE - Summary (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Earnings Per Share [Abstract]
Net earnings (loss)	$ 15,106	$ (1,317)
Net earnings attributable to noncontrolling interests	0	(314)
Net earnings (loss) attributable to Angi Inc. shareholders	15,106	(1,631)
Net earnings (loss) attributable to Angi Inc. shareholders, diluted	$ 15,106	$ (1,631)
Weighted average basic Class A and Class B common stock shares outstanding, basic (in shares)	49,779	50,263
Dilutive securities (in shares)	685	0
Denominator for earnings (loss) per share - weighted average shares, diluted (shares)	50,464	50,263
Earnings (loss) per share attributable to Angi Inc. Class A and Class B Common Stock shareholders:
Earnings per share, Basic (USD per share)	$ 0.30	$ (0.03)
Earnings per share, Diluted (USD per share)	$ 0.30	$ (0.03)
Stock Options and Subsidiary Denominated Equity and Vesting of Restricted Common Stock, Restricted Stock Units (RSU's)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive securities excluded from calculation of diluted earnings per share (shares)	1,300	2,800
MSUs and PSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive securities excluded from calculation of diluted earnings per share (shares)	300	100