Debt, Net - Debt Agreements (Details) $ in Thousands	3 Months Ended		12 Months Ended				180 Months Ended
	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Nov. 30, 2042	Apr. 30, 2027 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($) home	Dec. 31, 2017 USD ($)	Dec. 31, 2015 USD ($)
Debt instruments
Outstanding debt principal	$ 457,400		$ 459,221
Loss on extinguishment of debt		$ 133
Community Development District debt (CDD)	10,700		10,700
Assets	1,537,658		1,523,530
Asset Pledged as Collateral without Right
Debt instruments
Assets	$ 573,500
Assets, Pledging Purpose	Outstanding debt
Watersound Origins Crossings JV Loan (insured by HUD)
Debt instruments
Loan amount			52,900
Outstanding debt principal	$ 52,401		52,546
Watersound Origins Crossings JV Loan (insured by HUD) | Minimum
Debt instruments
Prepayment premium, as a percent of principal repaid	1.00%
Watersound Origins Crossings JV Loan (insured by HUD) | Maximum
Debt instruments
Prepayment premium, as a percent of principal repaid	10.00%
Pier Park Resort Hotel JV Loan
Debt instruments
Loan amount						$ 52,500
Outstanding debt principal	$ 51,642		51,888
Debt service coverage period						12 months
Pier Park Resort Hotel JV Loan | Maximum
Debt instruments
Loan amount						$ 60,000
Pier Park Resort Hotel JV Loan | Interest rate swaps
Debt instruments
Notional amount				$ 42,000
Fixed interest rate (as a percent)	3.20%
Pier Park Resort Hotel JV Loan | Interest rate swaps | Forecast
Debt instruments
Notional amount								$ 38,700
Pier Park Resort Hotel JV Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.10%
Mexico Beach Crossings JV Loan (insured by HUD)
Debt instruments
Loan amount				$ 43,500
Outstanding debt principal	$ 42,496		42,405
Debt instrument, period subject to interest payments only				27 months
Mexico Beach Crossings JV Loan (insured by HUD) | Minimum
Debt instruments
Prepayment premium, as a percent of principal repaid	1.00%
Mexico Beach Crossings JV Loan (insured by HUD) | Maximum
Debt instruments
Prepayment premium, as a percent of principal repaid	10.00%
PPN JV Loan
Debt instruments
Loan amount												$ 48,200
Outstanding debt principal	$ 41,210		41,485
Pearl Hotel Loan
Debt instruments
Loan amount				$ 37,000
Outstanding debt principal	$ 35,150		35,520
Pearl Hotel Loan | Minimum
Debt instruments
Prepayment premium, as a percent of principal repaid	1.00%
Pearl Hotel Loan | Maximum
Debt instruments
Prepayment premium, as a percent of principal repaid	4.00%
PPC JV Loan (insured by HUD)
Debt instruments
Loan amount										$ 36,600
Outstanding debt principal	$ 34,546		34,675
PPC JV Loan (insured by HUD) | Minimum
Debt instruments
Prepayment premium, as a percent of principal repaid	2.00%
PPC JV Loan (insured by HUD) | Maximum
Debt instruments
Prepayment premium, as a percent of principal repaid	9.00%
Watersound Camp Creek Loan
Debt instruments
Loan amount					$ 28,000
Outstanding debt principal	$ 27,700		$ 27,999
Floor rate (as a percent)	2.60%		2.60%
Company's liability as guarantor, upon reaching and maintaining a trailing six months of operations with a certain debt service coverage ratio (as a percent)					50.00%
Trailing period one for determining Company's liability as guarantor under loan					6 months
Company's liability as guarantor, upon reaching and maintaining a trailing twelve months operations with a certain debt service coverage ratio (as a percent)					25.00%
Trailing period two for determining Company's liability as guarantor under loan					12 months
Watersound Camp Creek Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.10%
North Bay Landing Loan
Debt instruments
Loan amount					$ 26,800
Outstanding debt principal	$ 26,750		$ 26,750
Floor rate (as a percent)	3.30%		3.30%
Loan extension period					18 months
Company's liability as guarantor, upon satisfaction of final advance conditions (as a percent)					50.00%
Company's liability as guarantor, upon reaching and maintaining a certain debt service coverage ratio (as a percent)					25.00%
North Bay Landing Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.60%
PPC II JV Loan (insured by HUD)
Debt instruments
Loan amount									$ 22,900
Outstanding debt principal	$ 22,111		$ 22,215
PPC II JV Loan (insured by HUD) | Minimum
Debt instruments
Prepayment premium, as a percent of principal repaid	1.00%
PPC II JV Loan (insured by HUD) | Maximum
Debt instruments
Prepayment premium, as a percent of principal repaid	9.00%
Hotel Indigo Loan
Debt instruments
Loan amount					$ 21,200
Outstanding debt principal	$ 20,482		$ 20,690
Floor rate (as a percent)	2.50%		2.50%
Loan extension period					60 months
Hotel Indigo Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.50%
Watercrest JV Loan
Debt instruments
Loan amount									22,500
Outstanding debt principal	$ 19,956		$ 20,074
Watercrest JV Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.20%
Breakfast Point Hotel Loan
Debt instruments
Loan amount						16,800
Outstanding debt principal	$ 15,822		15,937
Breakfast Point Hotel Loan | Minimum
Debt instruments
Prepayment premium, as a percent of principal repaid	1.00%
Breakfast Point Hotel Loan | Maximum
Debt instruments
Prepayment premium, as a percent of principal repaid	2.00%
Breakfast Point Hotel Loan | Treasury - 1 year Constant Maturity | Forecast
Debt instruments
Basis spread on variable rate (as a percent)							3.30%
Breakfast Point Hotel Loan | Treasury - 1 year Constant Maturity | Minimum | Forecast
Debt instruments
Interest rate during period (as a percent)							6.00%
Lodge 30A JV Loan
Debt instruments
Loan amount					$ 15,000
Outstanding debt principal	$ 14,523		14,655
Debt service coverage period					24 months
Company's liability as guarantor, third year (as a percent)					75.00%
Company's liability as guarantor, period for lower liability percentage					12 months
Company's liability as guarantor, fourth year (as a percent)					50.00%
Company's liability as guarantor, fifth year (as a percent)					25.00%
Airport Hotel Loan
Debt instruments
Loan amount						15,300
Outstanding debt principal	$ 12,949		$ 13,010
Floor rate (as a percent)	3.00%		3.00%
Airport Hotel Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.10%
Topsail Hotel Loan
Debt instruments
Loan amount				$ 13,700
Outstanding debt principal	$ 12,307		$ 12,307
Debt instrument, period subject to interest payments only				36 months
Floor rate (as a percent)	3.00%		3.00%
Topsail Hotel Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.10%
Watersound Town Center Grocery Loan
Debt instruments
Loan amount					$ 12,000
Outstanding debt principal	$ 10,496		$ 10,531
Floor rate (as a percent)	2.30%		2.30%
Company's liability as guarantor, upon satisfaction of final advance conditions (as a percent)					50.00%
Company's liability as guarantor, upon reaching and maintaining a certain debt service coverage ratio (as a percent)					25.00%
Occupancy requirement (as a percent)					93.00%
Occupancy period					90 days
Watersound Town Center Grocery Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.10%
Beckrich Building III Loan
Debt instruments
Loan amount									$ 5,500
Outstanding debt principal	$ 5,014		$ 5,014
Beckrich Building III Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	1.80%
Self-Storage Facility Loan
Debt instruments
Loan amount						$ 5,800
Outstanding debt principal	$ 4,666		$ 4,666
Debt instrument, period subject to interest payments only						48 months
Floor rate (as a percent)	2.90%		2.90%
Self-Storage Facility Loan | Maximum
Debt instruments
Amount of liability as guarantor						$ 2,900
Self-Storage Facility Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	2.50%
Community Development District debt
Debt instruments
Outstanding debt principal	$ 3,403		$ 3,046
Beach Homes Loan
Debt instruments
Loan amount										$ 1,700
Outstanding debt principal	$ 1,408		1,416
Number of homes financed | home										2
Beach Homes Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	1.70%
Pier Park Outparcel Loan
Debt instruments
Loan amount											$ 1,600
Outstanding debt principal	$ 1,270		1,275
Pier Park Outparcel Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	1.80%
WaterColor Crossings Loan
Debt instruments
Loan amount										$ 1,900
Outstanding debt principal	$ 1,098		$ 1,117
WaterColor Crossings Loan | SOFR
Debt instruments
Basis spread on variable rate (as a percent)	1.80%