Joint Ventures - Unconsolidated JV - Busy Bee 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
Investments
Notes receivable, net	$ 15,115		$ 15,115			$ 10,877
Summarized financial information
Property and equipment, net	32,291		32,291			20,846
Cash and cash equivalents	27,260	$ 102,351	27,260	$ 102,351		106,794
Other assets	69,897		69,897			65,866
Total assets	1,136,550		1,136,550			1,037,324
Debt, net	196,099		196,099			158,915
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
Other operating expenses	4,987	5,113	17,161	16,975
Depreciation and amortization	4,617	3,303	12,594	9,394
Total expenses	37,835	31,016	115,090	75,890
Operating income (loss)	16,161	11,025	52,450	20,805
Interest expense	(4,114)	(3,379)	(11,639)	(10,113)
Other (expense) income, net	7,329	267	9,595	661
Total other income (expense), net	5,546	(707)	6,059	13,014
Net income	$ 14,777	7,782	$ 41,759	25,666
Busy Bee JV (SJBB, LLC)
Investments
Ownership percentage	50.00%		50.00%			50.00%
Busy Bee JV (SJBB, LLC)
Summarized financial information
Property and equipment, net	$ 8,121		$ 8,121			$ 8,466
Cash and cash equivalents	871		871			227
Other assets	1,080		1,080			717
Total assets	10,072		10,072			9,410
Debt, net	6,326		6,326			6,532
Other liabilities	574		574			506
Equity	3,172		3,172			2,372
Total liabilities and equity	10,072		10,072			$ 9,410
Total revenue	4,957	3,360	12,555	3,360
Cost of revenue	3,909	2,510	9,935	2,510
Other operating expenses	516	530	1,533	580
Depreciation and amortization	116	135	347	135
Total expenses	4,541	3,175	11,815	3,225
Operating income (loss)	416	185	740	135
Interest expense	(48)	(39)	(145)	(54)
Other (expense) income, net	(51)		205
Total other income (expense), net	(99)	(39)	60	(54)
Net income	$ 317	$ 146	$ 800	$ 81