GOODWILL AND INTANGIBLE ASSETS - Summary (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 916,039	$ 891,797	$ 883,960
Intangible assets with indefinite lives	171,427	171,888
Intangible assets with definite lives, net of accumulated amortization	22,399	37,829
Total goodwill and intangible assets, net	$ 1,109,865	$ 1,101,514