Operating Leases (Details) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2020 USD ($)		Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($)		Jun. 30, 2019 USD ($)
Property Subject to or Available for Operating Lease [Line Items]
Straight line rent write off	$ 13,000			$ 13,000		$ 5,600
Operating Lease, Lease Income	92,017	[1]	$ 141,168	229,106	[1]	275,737
Property operating expense	15,329		14,597	28,422		30,148
General and Administrative Expense	$ 10,432		12,230	$ 21,420		23,940
Number of Properties Subject to Ground Leases	58			58
Asset Impairment Charges	$ 51,264		0	$ 51,264		0
Ground Lease Arrangement [Member]
Property Subject to or Available for Operating Lease [Line Items]
Operating Lease, Lease Income	5,514	[2]	5,835	3,468	[2]	11,558
Property operating expense	6,283		6,065	12,500		12,003
Office Lease [Member]
Property Subject to or Available for Operating Lease [Line Items]
General and Administrative Expense	226		226	452		456
Experiential Reportable Operating Segment [Member]
Property Subject to or Available for Operating Lease [Line Items]
Property operating expense	14,514		13,488	26,843		27,936
Right-of-Use Assets, Operating Lease [Member] | Experiential Reportable Operating Segment [Member]
Property Subject to or Available for Operating Lease [Line Items]
Asset Impairment Charges	$ 15,009	[3]	$ 0	$ 15,009	[3]	$ 0
Number of impaired properties	2			2
straight-line receivable [Member]
Property Subject to or Available for Operating Lease [Line Items]
Straight line rent write off	$ 500			$ 5,000

[1] (1) During the three and six months ended June 30, 2020, the Company wrote-off straight-line receivables of $0.5 million and $5.0 million, respectively, to straight-line rental revenue classified in rental revenue in the accompanying consolidated statements of (loss) income and comprehensive (loss) income.

[2] (2) During the six months ended June 30, 2020, the Company wrote-off sub-lessor ground lease straight-line receivables of $8.0 million to straight-line rental revenue classified in rental revenue in the accompanying consolidated statements of (loss) income and comprehensive (loss) income.

[3] (3) During the three and six months ended June 30, 2020, the Company recognized impairment charges of $15.0 million related to the operating lease right-of-use assets at two of its properties. See Note 4 for the details on these impairments.