Borrowing Arrangements - Narratives (Details)			1 Months Ended			3 Months Ended	6 Months Ended
	Oct. 03, 2024 USD ($)	Jul. 18, 2024 extension	Jul. 31, 2025 USD ($)	Jul. 29, 2025 USD ($)	May 31, 2025 USD ($)	Jun. 30, 2025 USD ($) loan property community	Jun. 30, 2025 USD ($) loan property community	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) property	Apr. 30, 2024 USD ($)	Apr. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2021 USD ($)
Debt Instrument
Investment in real estate						$ 5,290,851,000	$ 5,290,851,000		$ 5,276,152,000
Principal payments and mortgage debt repayment							119,455,000	$ 31,913,000
Line of credit proceeds							539,000,000	$ 222,000,000
Unsecured line of credit						90,000,000	90,000,000		77,000,000
Asset Pledged as Collateral
Debt Instrument
Investment in real estate						3,213,300,000	3,213,300,000		3,268,500,000
Line of Credit | Revolving Credit Facility
Debt Instrument
Line of credit facility, maximum borrowing capacity						500,000,000	500,000,000
Option to increase borrowing capacity						200,000,000	$ 200,000,000
Variable rate basis adjustment (percent)							0.10%
Number of extension periods (extension) | extension		2
Extension period (months)		6 months
Unsecured line of credit						90,000,000.0	$ 90,000,000.0		$ 77,000,000.0
Line of credit, remaining borrowing amount						$ 409,900,000	$ 409,900,000
Line of Credit | Revolving Credit Facility | Subsequent Event
Debt Instrument
Repayments of LOC				$ 90,000,000
Minimum | Line of Credit | Revolving Credit Facility
Debt Instrument
Debt instrument, variable rate (percent)							1.25%
Annual facility fee (percent)							0.20%
Maximum | Line of Credit | Revolving Credit Facility
Debt Instrument
Debt instrument, variable rate (percent)							1.65%
Annual facility fee (percent)							0.35%
Secured Mortgage Notes Payable
Debt Instrument
Weighted average interest rate (percent)						4.00%	4.00%
Number of pledged properties | property						112	112		120
Secured Mortgage Notes Payable | Secured Debt
Debt Instrument
Weighted average interest rate (percent)						3.45%	3.45%
Principal payments and mortgage debt repayment						$ 86,900,000
Number of loans | loan						8	8
Secured Mortgage Notes Payable | Secured Debt | R V Resort
Debt Instrument
Number of pledged properties | community						4	4
Secured Mortgage Notes Payable | Secured Debt | M H Resorts
Debt Instrument
Number of pledged properties | community						4	4
Secured Mortgage Notes Payable | Minimum | Secured Debt
Debt Instrument
Stated interest rate (percent)						2.40%	2.40%
Secured Mortgage Notes Payable | Maximum | Secured Debt
Debt Instrument
Stated interest rate (percent)						5.10%	5.10%
Unsecured Term Loan | Unsecured Debt
Debt Instrument
Debt face amount						$ 240,000,000	$ 240,000,000
Line of credit proceeds					$ 150,000,000
Unsecured Term Loan | Unsecured Debt | Subsequent Event
Debt Instrument
Line of credit proceeds			$ 90,000,000
Unsecured Term Loan | Minimum | Unsecured Debt
Debt Instrument
Debt instrument, variable rate (percent)						1.20%
Unsecured Term Loan | Maximum | Unsecured Debt
Debt Instrument
Debt instrument, variable rate (percent)						1.70%
Senior Unsecured Term Loan | Line of Credit
Debt Instrument
Debt face amount						$ 200,000,000	200,000,000
Variable rate basis adjustment (percent)						0.10%
Senior Unsecured Term Loan | Unsecured Debt
Debt Instrument
Debt face amount					$ 240,000,000	$ 300,000,000	$ 300,000,000			$ 300,000,000	$ 200,000,000	$ 300,000,000	$ 300,000,000
Repayments of debt	$ 300,000,000
Senior Unsecured Term Loan | Minimum | Line of Credit
Debt Instrument
Debt instrument, variable rate (percent)						1.20%
Senior Unsecured Term Loan | Maximum | Line of Credit
Debt Instrument
Debt instrument, variable rate (percent)						1.70%