Joint Ventures - Consolidated Joint Ventures (Details)	1 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended
	Dec. 31, 2020 item	Dec. 31, 2020 item	Jun. 30, 2021 room item	Dec. 31, 2020
Lodge 30A JV
Variable interest entity
Variable interest entity, ownership percentage			52.80%	52.80%
Lodge 30A JV | Hotel
Variable interest entity
Number of units to be developed | room			85
Pier Park Resort Hotel JV
Variable interest entity
Variable interest entity, ownership percentage			70.00%	70.00%
Pier Park Resort Hotel JV | Hotel
Variable interest entity
Number of units to be developed, under development, or developed and constructed | room			255
Pier Park Crossings Phase II JV
Variable interest entity
Variable interest entity, ownership percentage			75.00%	75.00%
Pier Park Crossings Phase II JV | Apartment
Variable interest entity
Number of units completed in period	120
Watersound Closings JV
Variable interest entity
Variable interest entity, ownership percentage			58.00%	58.00%
Watercrest JV
Variable interest entity
Variable interest entity, ownership percentage			87.00%	87.00%
Watercrest JV | Senior living community
Variable interest entity
Number of units completed in period		107
Watersound Origins Crossings JV
Variable interest entity
Variable interest entity, ownership percentage			75.00%	75.00%
Watersound Origins Crossings JV | Apartment
Variable interest entity
Number of units remaining to be constructed			127
Number of units to be developed, under development, or developed and constructed			217
Pier Park Crossings JV
Variable interest entity
Variable interest entity, ownership percentage			75.00%	75.00%
Pier Park Crossings JV | Apartment
Variable interest entity
Number of completed units			240
Pier Park North JV
Variable interest entity
Variable interest entity, ownership percentage			60.00%	60.00%