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Note 6 - Goodwill and Other Acquired Intangible Assets, Net Schedule of Goodwill (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Goodwill [Roll Forward] |  |  |  |
Goodwill, Dispositions | [1] | $ (191,297) |  |
Accumulated Amortization, Goodwill, Dispositions | [1] | 191,297 |  |
Goodwill, Dispositions, Net | [1] | 0 |  |
Real Estate segment |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Goodwill, Gross, Beginning of Period |  | 201,099 | $ 200,561 |
Goodwill, Acquired During Period |  |  | 538 |
Goodwill, Gross, End of Period |  | 9,802 | 201,099 |
Goodwill, Impaired, Accumulated Impairment Loss, Beginning of Period |  | (191,297) | (186,469) |
Goodwill, Impairment Loss |  |  | (4,828) |
Goodwill, Impaired, Accumulated Impairment Loss, End of Period |  | 0 | (191,297) |
Goodwill, Net |  | $ 9,802 | $ 9,802 | $ 14,092
[1] | Related to the sale of Clayton in January 2020. See Note 7 of Notes to Consolidated Financial Statements in our 2019 Form 10-K for additional information on the sale of Clayton.

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