Acquired Intangible Assets and Liabilities (Schedule of Intangible Assets and Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Intangible assets:
Accumulated amortization	$ (166,992)	$ (158,984)
Acquired lease intangibles, net	68,953	76,961
Intangible liabilities:
Acquired below market lease value	79,914	79,914
Accumulated amortization	(40,792)	(36,575)
Acquired below market lease intangibles, net	39,122	43,339
Acquired in-place lease value [Member]
Intangible assets:
Acquired intangible assets	183,305	183,305
Acquired lease intangibles, net	46,404
Acquired above market lease value [Member]
Intangible assets:
Acquired intangible assets	52,640	$ 52,640
Acquired lease intangibles, net	$ 22,549