Consolidated Statements Of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenues
Fixed lease income	$ 450.2	$ 432.6	$ 834.6	$ 813.1
Home sales	100.1	107.5	167.3	176.4
Ancillary	42.1	40.6	54.6	53.9
Interest	16.5	5.2	20.9	9.7
Brokerage commissions and other, net	14.6	10.4	16.3	12.4
Total Revenues	623.5	596.3	1,093.7	1,065.5
Expenses
Property operating and maintenance	157.9	152.8	289.2	278.8
Real estate tax	28.7	26.2	55.4	51.7
Home costs and selling	76.8	76.8	129.4	128.7
Ancillary	33.5	32.2	48.9	48.4
General and administrative	61.2	49.8	118.2	111.6
Catastrophic event-related charges, net	0.4	2.3	0.3	9.5
Depreciation and amortization	127.4	123.0	251.1	244.0
Asset impairments (see Note 17)	166.1	10.6	190.1	30.4
Loss on extinguishment of debt (see Note 10)	102.4	0.0	102.4	0.6
Interest	58.2	89.8	140.3	179.5
Total Expenses	812.6	563.5	1,325.3	1,083.2
Income / (Loss) Before Other Items	(189.1)	32.8	(231.6)	(17.7)
Gain / (loss) on foreign currency exchanges	39.4	(2.8)	48.1	(1.7)
Gain / (loss) on dispositions of properties	(1.3)	2.5	(2.4)	7.9
Other income / (expense), net	31.9	(1.1)	37.6	(3.5)
Loss on remeasurement of notes receivable (see Note 6)	(1.4)	(0.4)	(1.6)	(1.1)
Total Income from Nonconsolidated Affiliates	3.8	3.0	6.8	4.4
Gain / (loss) on remeasurement of investment in nonconsolidated affiliates (see Note 9)	(1.5)	0.1	(1.5)	5.3
Current tax expense	6.1	5.1	8.0	7.0
Deferred tax benefit	32.1	3.7	37.3	9.4
Net Income / (Loss) from Continuing Operations	(92.2)	32.7	(115.3)	(4.0)
Income from discontinued operations, net	1,422.5	25.7	1,404.0	36.9
Net Income	1,330.3	58.4	1,288.7	32.9
Less: Preferred stock distribution	3.2	3.2	6.3	6.4
Less: Income attributable to noncontrolling interests	53.5	3.1	51.6	1.8
Net income attributable to SUI common shareholders	$ 1,273.6	$ 52.1	$ 1,230.8	$ 24.7
Weighted average common shares outstanding:
Weighted average common shares outstanding - basic (in shares)	126.4	123.7	126.5	123.7
Diluted weighted average common shares outstanding - diluted (in shares)	126.4	123.7	126.5	126.4
Earnings per share:
Income (Loss) from Continuing Operations, Per Basic Share	$ (1.23)	$ 0.21	$ (1.42)	$ (0.10)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	11.25	0.21	11.10	0.30
Basic earning per share (in dollars per share)	10.02	0.42	9.68	0.20
Income (Loss) from Continuing Operations, Per Diluted Share	(1.23)	0.21	(1.42)	(0.09)
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share	11.25	0.21	11.10	0.29
Diluted earning per share (in dollars per share)	$ 10.02	$ 0.42	$ 9.68	$ 0.20