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GOODWILL AND INTANGIBLE ASSETS - Goodwill and Intangible Assets (Details) |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Oct. 01, 2021 USD ($) | Dec. 31, 2019 USD ($) | Oct. 01, 2019 USD ($) | Sep. 30, 2019 segment | Dec. 31, 2021 USD ($) segment | Dec. 31, 2020 USD ($)
Goodwill [Line Items] |  |  |  |  |  |
Goodwill |  | $ 903,227,000 |  |  | $ 903,227,000 | $ 903,227,000
Accumulated Impairment Loss |  | (483,088,000) |  |  | (483,088,000) | (483,088,000)
Net Goodwill |  | 420,139,000 |  |  | 420,139,000 | 420,139,000
Goodwill [Roll Forward] |  |  |  |  |  |
Net goodwill, beginning balance |  |  |  |  | 420,139,000 | 420,139,000
Changes in goodwill |  |  |  |  | 0 | 0
Net goodwill, ending balance |  | 420,139,000 |  |  | 420,139,000 | 420,139,000
Intangible Assets |  |  |  |  |  |
Intangible assets with indefinite lives |  |  |  |  | 10,142,000 | 10,142,000
Intangible assets with definite lives, net |  |  |  |  | 75,621,000 | 118,360,000
Total intangible assets, net |  |  |  |  | $ 85,763,000 | 128,502,000
Number of reportable segments | segment |  |  |  | 1 | 3 |
Impairment losses during period related to goodwill | $ 0 | $ 0 | $ 0 |  |  |
Impairment charges related to trade names and trademarks | $ 0 |  |  |  |  |
Home |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Goodwill |  |  |  |  | $ 59,300,000 | 59,300,000
Consumer |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Goodwill |  |  |  |  | 166,100,000 | 166,100,000
Insurance |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Goodwill |  |  |  |  | $ 194,700,000 | $ 194,700,000

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