Other (Expense) Income, Net - Other income, Net (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Jul. 05, 2019	Jan. 14, 2019	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other Income, Net
Gain on land contribution to equity method investment				$ 846	$ 19,615	$ 2,317
Gain on insurance recovery				1,243		5,314
Loss from hurricane damage			$ 594	575	1,096	1,703
Loss on disposal of assets					$ 38
Minimum
Other Income, Net
Retained interest, effective interest rate (as a percent)					3.70%
Maximum
Other Income, Net
Retained interest, effective interest rate (as a percent)					11.20%
Hurricane Michael.
Other Income, Net
Gain on insurance recovery			0	1,200	$ 0	5,300
Loss from hurricane damage			600	600	1,100	1,700
Busy Bee JV (SJBB, LLC)
Other Income, Net
Gain on land contribution to equity method investment				$ 800		800
Value of land contributed	$ 1,400
Pier Park TPS JV
Other Income, Net
Gain on land contribution to equity method investment						$ 1,500
Value of land contributed		$ 1,700
Sea Sound Apartments JV
Other Income, Net
Gain on land contribution to equity method investment					4,300
Value of land contributed					5,100
Latitude Margaritaville Watersound JV
Other Income, Net
Gain on land contribution to equity method investment					15,300
Value of land contributed					$ 35,000
Imputed interest rate (as a percent)					5.75%
Net present value of land contribution			$ 16,600		$ 16,600
Land contributed, at cost					$ 1,300