BENEFIT PLANS	12 Months Ended
Dec. 31, 2018
Retirement Benefits [Abstract]
BENEFIT PLANS	BENEFIT PLANS The Company's employees in the United States are eligible to participate in a retirement savings plan sponsored by IAC, which is qualified under Section 401(k) of the Internal Revenue Code. Under the IAC/InterActiveCorp Retirement Savings Plan (the "IAC Plan"), participating employees may contribute up to 50% of their pre-tax earnings, but not more than statutory limits. The employer match under the IAC Plan is fifty cents for each dollar a participant contributes in the IAC Plan, with a maximum contribution of 3% of a participant's eligible earnings. Matching contributions under the IAC Plan for the years ended December 31, 2018, 2017 and 2016 are $5.6 million, $3.5 million and $2.7 million, respectively. Matching contributions are invested in the same manner as each participant’s voluntary contributions in the investment options provided under the IAC Plan. An investment option in the IAC Plan is IAC common stock, but neither participant nor matching contributions are required to be invested in IAC common stock. The increase in matching contributions in 2018 and 2017 was due to an increase in headcount from the Combination and continued business growth. Internationally, HomeAdvisor also has or participates in various benefit plans, primarily defined contribution plans. The Company's contributions for these plans for the years ended December 31, 2018, 2017 and 2016 were $0.4 million, $0.3 million, and $0.1 million, respectively. Angie's List Plan Merger into the IAC Plan Effective January 1, 2018 Angie's List sponsored a 401(k) profit-sharing plan (the "Angie's List Plan") that covered substantially all of its employees. Contributions to the Angie's List Plan were discretionary. Angie's List contributed 3% of gross pay for all eligible employees. Matching contributions under the Angie's List Plan, for the period subsequent to the Combination through December 31, 2017 were $0.6 million. The Angie's List Plan was merged into the IAC Plan effective January 1, 2018.

BENEFIT PLANS

The Company's employees in the United States are eligible to participate in a retirement savings plan sponsored by IAC, which is qualified under Section 401(k) of the Internal Revenue Code. Under the IAC/InterActiveCorp Retirement Savings Plan (the "IAC Plan"), participating employees may contribute up to 50% of their pre-tax earnings, but not more than statutory limits. The employer match under the IAC Plan is fifty cents for each dollar a participant contributes in the IAC Plan, with a maximum contribution of 3% of a participant's eligible earnings. Matching contributions under the IAC Plan for the years ended December 31, 2018, 2017 and 2016 are $5.6 million, $3.5 million and $2.7 million, respectively. Matching contributions are invested in the same manner as each participant’s voluntary contributions in the investment options provided under the IAC Plan. An investment option in the IAC Plan is IAC common stock, but neither participant nor matching contributions are required to be invested in IAC common stock. The increase in matching contributions in 2018 and 2017 was due to an increase in headcount from the Combination and continued business growth.

Internationally, HomeAdvisor also has or participates in various benefit plans, primarily defined contribution plans. The Company's contributions for these plans for the years ended December 31, 2018, 2017 and 2016 were $0.4 million, $0.3 million, and $0.1 million, respectively.

Angie's List Plan Merger into the IAC Plan Effective January 1, 2018

Angie's List sponsored a 401(k) profit-sharing plan (the "Angie's List Plan") that covered substantially all of its employees. Contributions to the Angie's List Plan were discretionary. Angie's List contributed 3% of gross pay for all eligible employees. Matching contributions under the Angie's List Plan, for the period subsequent to the Combination through December 31, 2017 were $0.6 million.

The Angie's List Plan was merged into the IAC Plan effective January 1, 2018.