Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income (loss)		$ 600,414	$ 138,026	$ (30,853)
Other comprehensive income (loss):
Reclassification of losses on cash flow hedges into earnings upon realization	[1]	7,737	24,566	8,075
Reclassification of losses on available-for-sale securities		386	0
Unrealized losses on available-for-sale securities		(4,623)	(357)	1,838
Unrealized gains on cash flow hedges		20,317	13,386	(28,290)
Other comprehensive income (loss)		23,817	37,595	(18,377)
Comprehensive income (loss)		624,231	175,621	(49,230)
Comprehensive (income) loss attributable to noncontrolling interests	[2]	(179,126)	(21,860)	(7,184)
Comprehensive income (loss) attributable to iStar Inc.		$ 445,105	$ 153,761	$ (56,414)

[1] Reclassified to “Net income from discontinued operations” in the Company’s consolidated statements of operations are $22,623 and $6,974 for the years ended December 31, 2021 and 2020, respectively. Reclassified to “Earnings (losses) from equity method investments” in the Company’s consolidated statements of operations are $7,737, $1,943 and $1,101, respectively, for the years ended December 31, 2022, 2021 and 2020.

[2] For the years ended December 31, 2022, 2021 and 2020, includes $179.1 million, $16.3 million and $6.8 million, respectively, of comprehensive income attributable to noncontrolling interests was from discontinued operations.