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Schedule of Goodwill (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Goodwill [Line Items] |  |
Goodwill Gross, Beginning balance | $ 310,388 | $ 316,858
Goodwill Gross, allocated to Properties held for sale | (1,191) | (2,472)
Goodwill, ending balance | 307,413 | 310,388
Goodwill, Accumulated Impairment Losses, Beginning balance | (2,954) | (2,715)
Goodwill Accumulated Impairment Losses, allocated to Provision for impairment | (132,179) | (2,954)
Goodwill Accumulated Impairment Losses, allocated to Properties held for sale | 1,191 | 0
Goodwill, Accumulated Impairment Losses, Ending balance | (133,545) | (2,954)
Goodwill, Beginning balance | 307,434 | 314,143
Goodwill allocated to Provision for impairment | (132,179) | (2,954)
Goodwill allocated to Properties held for sale | 0 | (2,472)
Goodwill, Ending balance | 173,868 | 307,434
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] |  |
Goodwill [Line Items] |  |
Goodwill Gross, allocated to Provision for impairment |  | (1,779)
Goodwill Gross, allocated to Gain on sale of real estate | (1,784) | (2,219)
Goodwill Accumulated Impairment Losses, allocated to Provision for impairment | 0 | 1,779
Goodwill Accumulated Impairment Losses, allocated to Gain on sale of real estate | 397 | 936
Goodwill allocated to Provision for impairment | 0 | 0
Goodwill allocated to Gain on sale of real estate | $ (1,387) | $ (1,283)

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