Joint Ventures - Unconsolidated JV - Watersound Management JV (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Jun. 30, 2021	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2019
Summarized financial information
Cash and cash equivalents	$ 27,260	$ 102,351	$ 27,260	$ 102,351		$ 106,794
Total assets	1,136,550		1,136,550			1,037,324
Other liabilities	91,758		91,758			72,035
Equity	598,618	552,420	598,618	552,420	$ 588,515	568,170	$ 542,650	$ 529,670
Total liabilities and equity	1,136,550		1,136,550			$ 1,037,324
Total revenue	53,996	42,041	167,540	96,695
Total expenses	37,835	31,016	115,090	75,890
Net income	$ 14,777	$ 7,782	41,759	$ 25,666
Watersound Management JV
Investments
Payment to form JV			$ 500
Ownership percentage	50.00%		50.00%
Watersound Management JV | Maximum
Investments
Cash contributed			$ 100
Cash contributed by JV partner	$ 100		100
Watersound Management JV
Summarized financial information
Cash and cash equivalents	147		147
Total assets	147		147
Other liabilities	31		31
Equity	116		116
Total liabilities and equity	147		147
Total revenue	201		263
Total expenses	187		247
Net income	$ 14		$ 16