Property And Equipment (Gain On Sale Of Property) (Details) - Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] $ in Thousands, $ in Millions	Mar. 31, 2021 USD ($)	Mar. 05, 2021 USD ($)	Mar. 04, 2021 USD ($)	Mar. 04, 2021 NZD ($)
Coachella, CA [Member]
Real Estate Properties [Line Items]
Sale price	$ 11,000	$ 11,000
Net book value	(4,351)
Gain on sale, gross of direct costs	6,649
Direct costs incurred	(301)
Gain on sale, net of direct costs	6,348
Manukau, NZ [Member]
Real Estate Properties [Line Items]
Sale price	56,058		$ 56,100	$ 77.2
Net book value	(13,483)
Gain on sale, gross of direct costs	42,575
Direct costs incurred	(1,513)
Gain on sale, net of direct costs	$ 41,062