Equity and Temporary Equity - Narrative (Details)					1 Months Ended		3 Months Ended					6 Months Ended	12 Months Ended
	Apr. 15, 2022 USD ($)	Apr. 08, 2022 USD ($) shares	Dec. 17, 2021 USD ($) Rate	Nov. 16, 2021 $ / shares USD ($) shares	Apr. 30, 2022 shares	Jun. 30, 2018 USD ($)	Mar. 31, 2023 USD ($) $ / shares shares	Sep. 30, 2022 USD ($) shares	Jun. 30, 2022 USD ($) shares	Mar. 31, 2022 USD ($) shares	Sep. 30, 2021 shares	Sep. 30, 2020 USD ($)	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($) shares	Mar. 23, 2023 shares
Class of Stock [Line Items]
Issue price (in dollars per share) | $ / shares							$ 100.00
Shares availability for issuance (in shares) | shares							200,000,000
Common stock authorized (in shares) | shares							180,000,000						180,000,000.0
Preferred stock available for issuance (in shares) | shares							20,000,000
Preferred stock par value (in dollars per share) | $ / shares							$ 0.01
Common stock outstanding (in shares) | shares							124,421,717						124,000,000.0
Preferred stock outstanding (in shares) | shares							0
Forward sale agreements | $				2
Aggregate net proceeds received | $								$ 275,500,000	$ 229,500,000
Aggregate gross sales price | $			$ 1,250,000,000
Percentage of gross price per share of shares sold | Rate			2.00%
Temporary and permanent equity | $							$ 104,500,000						$ 37,700,000
Shares, Outstanding | shares							3,080,847
Park Holidays
Class of Stock [Line Items]
Shares issued (in shares) | shares		186,044
Temporary and permanent equity | $		$ 33,900,000											33,900,000
Public Offering
Class of Stock [Line Items]
underwritten registered public offering (in shares) | shares				4,025,000
Public offering price (in dollars per share) | $ / shares				$ 185.00
Issuance of stock and units (in shares) | shares					4,025,000
Aggregate net proceeds received | $	$ 705,400,000
December 2021 Sales Agreement
Class of Stock [Line Items]
underwritten registered public offering (in shares) | shares								15,000	290,600	600,503
Aggregate gross sales price | $			$ 160,600,000
Forward sales agreement | $								$ 2,600,000	$ 50,100,000	$ 107,900,000
Shares settled (in shares) | shares								1,526,212
June 2021 Sales Agreement
Class of Stock [Line Items]
underwritten registered public offering (in shares) | shares								620,109						1,820,109
Forward sales agreement | $														$ 356,500,000
Shares settled (in shares) | shares									1,200,000		620,109
NG Sun LLC
Class of Stock [Line Items]
Redeemable preferred stock | $							$ 27,700,000						31,100,000
NG Sun LLC | Sun NG RV Resorts
Class of Stock [Line Items]
Rate of return							5.00%
NG Sun LLC | Common Stock | Sun NG RV Resorts
Class of Stock [Line Items]
Value of interest purchased | $						$ 6,500,000
Sun NG RV Resorts | Common Stock
Class of Stock [Line Items]
Value of interest purchased | $												$ 3,000,000
Sun NG RV Resorts | Common Stock | Sun NG RV Resorts
Class of Stock [Line Items]
Value of interest purchased | $						$ 15,400,000
Contingent consideration earnout | $													38,300,000
Series K preferred OP units
Class of Stock [Line Items]
Units issued (in shares) | shares															1,000,000
Annual distribution rate | $							$ 0.040
OP units outstanding (in shares) | shares							1,000,000
Redeemable preferred stock | $							$ 99,900,000						$ 0
Series K preferred OP units | Minimum
Class of Stock [Line Items]
Units exchangeable (in dollars per share)							100.00
Series K preferred OP units | Maximum
Class of Stock [Line Items]
Units exchangeable (in dollars per share)							170.00
Preferred Stock | A-3 preferred OP units
Class of Stock [Line Items]
Shares, Outstanding | shares							40,268