Impairment (Narrative) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges, including equity method investment		$ 0		$ 0
Fair Value, Measurements, Nonrecurring | Measurement Input, Cap Rate | Discounted cash flow analysis | Minimum
Impaired Long-Lived Assets Held and Used [Line Items]
Real estate investment property, measurement input	0.065		0.065
Real estate investment property, discount rate	9.50%		9.50%
Real estate investment property, restaurant multiple			8.3
Fair Value, Measurements, Nonrecurring | Measurement Input, Cap Rate | Discounted cash flow analysis | Maximum
Impaired Long-Lived Assets Held and Used [Line Items]
Real estate investment property, measurement input	0.0675		0.0675
Real estate investment property, discount rate	13.30%		13.30%
Real estate investment property, restaurant multiple			11.8
Seaport Segment
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges, including equity method investment	$ 709,493		$ 709,493