Segment Reporting - Schedule of Identifiable Assets (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024
Segment Reporting Information [Line Items]
Investment property, net	$ 10,733.1	$ 10,865.1
Cash, cash equivalents and restricted cash	1,463.1	57.1	$ 97.2
Inventory of manufactured homes	172.0	129.8
Total Notes and Other Receivables, net	345.7	430.1
Collateralized receivables, net	46.6	51.2
Goodwill	9.5	9.5
Other intangible assets, net	101.7	102.5
Other assets, net	369.3	442.4
Total Assets	13,362.1	16,549.4
Assets held for sale and discontinued operations, net (see Note 2)	$ 121.1	$ 4,461.7
Assets, Total | Geographic Concentration Risk
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	100.00%	100.00%
North America
Segment Reporting Information [Line Items]
Total Assets	$ 10,734.2	$ 13,948.3
North America | Assets, Total | Geographic Concentration Risk
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	80.30%	84.30%
UNITED KINGDOM
Segment Reporting Information [Line Items]
Total Assets	$ 2,627.9	$ 2,601.1
UNITED KINGDOM | Assets, Total | Geographic Concentration Risk
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	19.70%	15.70%
MH
Segment Reporting Information [Line Items]
Investment property, net	$ 4,981.0	$ 5,114.7
Cash, cash equivalents and restricted cash	949.4	32.3
Inventory of manufactured homes	81.6	52.4
Total Notes and Other Receivables, net	237.8	233.4
Collateralized receivables, net	46.6	51.2
Goodwill	0.0	0.0
Other intangible assets, net	7.3	9.5
Other assets, net	236.2	261.1
Total Assets	6,539.9	5,754.6
Assets held for sale and discontinued operations, net (see Note 2)	0.0	0.0
RV
Segment Reporting Information [Line Items]
Investment property, net	3,406.9	3,505.8
Cash, cash equivalents and restricted cash	489.0	16.7
Inventory of manufactured homes	27.1	15.3
Total Notes and Other Receivables, net	73.5	121.4
Collateralized receivables, net	0.0	0.0
Goodwill	9.5	9.5
Other intangible assets, net	25.0	26.3
Other assets, net	42.2	37.0
Total Assets	4,073.2	3,779.2
Assets held for sale and discontinued operations, net (see Note 2)	0.0	47.2
Marinas
Segment Reporting Information [Line Items]
Total Assets	121.1	4,400.0
UK Segment
Segment Reporting Information [Line Items]
Investment property, net	2,345.2	2,244.6
Cash, cash equivalents and restricted cash	24.7	8.1
Inventory of manufactured homes	63.3	62.1
Total Notes and Other Receivables, net	34.4	75.3
Collateralized receivables, net	0.0	0.0
Goodwill	0.0	0.0
Other intangible assets, net	69.4	66.7
Other assets, net	90.9	144.3
Total Assets	2,627.9	2,601.1
Assets held for sale and discontinued operations, net (see Note 2)	$ 0.0	$ 0.0