Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues:
Rental revenue	$ 140,091	$ 147,514
Observatory revenue	22,154	13,241
Lease termination fees	0	1,173
Third-party management and other fees	427	310
Other revenue and fees	1,950	1,796
Total revenues	164,622	164,034
Operating expenses:
Property operating expenses	42,044	38,644
Ground rent expenses	2,331	2,331
General and administrative expenses	15,708	13,686
Observatory expenses	7,855	6,215
Real estate taxes	31,788	30,004
Depreciation and amortization	47,408	67,106
Total operating expenses	147,134	157,986
Total operating income (loss)	17,488	6,048
Other income (expense):
Interest income	2,595	149
Interest expense	(25,304)	(25,014)
Gain on sale of property	15,696	0
Income (loss) before income taxes	10,475	(18,817)
Income tax benefit	1,219	1,596
Net income (loss)	11,694	(17,221)
Net (income) loss attributable to non-controlling interests:
Non-controlling interests in the Operating Partnership	(4,168)	6,919
Non-controlling interests in other partnerships	43	63
Private perpetual preferred unit distributions	(1,050)	(1,050)
Net income (loss) attributable to common stockholders	$ 6,519	$ (11,289)
Total weighted average shares:
Basic (in shares)	161,339	169,731
Diluted (in shares)	265,197	273,759
Earnings per share attributable to common stockholders:
Basic (in USD per share)	$ 0.04	$ (0.07)
Diluted (in USD per share)	0.04	(0.07)
Dividends per share (in USD per share)	$ 0.035	$ 0.035