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Real Property Acquisition (Components Of Other Income, Net) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Other income, net	$ 997	$ 434
Building [Member] | Austin, Texas [Member]
Business Acquisition [Line Items]
Lease revenue	2,459	911
Property operating expenses	(1,462)	(477)
Other income, net	$ 997	$ 434

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