Schedule of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Goodwill [Line Items]
Goodwill Gross, Beginning balance	$ 307,413	$ 310,388
Goodwill Gross, allocated to Provision for impairment	0	0
Goodwill Gross, allocated to Properties held for sale	(1,306)	(1,191)
Goodwill, ending balance	305,665	307,413
Goodwill, Accumulated Impairment Losses, Beginning balance	(133,545)	(2,954)
Goodwill Accumulated Impairment Losses, allocated to Provision for impairment	0	(132,179)
Goodwill Accumulated Impairment Losses, allocated to Properties held for sale	0	1,191
Goodwill, Accumulated Impairment Losses, Ending balance	(133,545)	(133,545)
Goodwill, Beginning balance	173,868	307,434
Goodwill allocated to Provision for impairment	0	(132,179)
Goodwill allocated to Properties held for sale	(1,306)	0
Goodwill, Ending balance	172,120	173,868
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Goodwill [Line Items]
Goodwill Gross, allocated to Gain on sale of real estate	(442)	(1,784)
Goodwill Accumulated Impairment Losses, allocated to Gain on sale of real estate	0	397
Goodwill allocated to Gain on sale of real estate	$ (442)	$ (1,387)