Real Estate - Schedule of Development in Process Activities (Details) $ in Thousands		9 Months Ended		12 Months Ended
		Sep. 30, 2022 USD ($) Property		Dec. 31, 2021 USD ($) Property		Jan. 01, 2022 USD ($) Property		Jan. 01, 2021 USD ($) Property
Property, Plant and Equipment [Line Items]
Number of properties under development | Property		4		2		2		3
Real estate under development, beginning balance		$ 186,360		$ 203,773		$ 203,773		$ 247,201
Transfers In		9,610		29,758
Capitalized Costs		4,500		8,994
Transfers Out		$ (31,523)		$ (82,180)
Core Portfolio
Property, Plant and Equipment [Line Items]
Number of properties under development | Property		2		0		0		0
Real estate under development, beginning balance		$ 53,981		$ 42,517		$ 42,517		$ 63,875
Transfers In		9,610		0
Capitalized Costs		1,854		1,855
Transfers Out		$ 0		$ (23,213)
Fund Portfolio | Fund II
Property, Plant and Equipment [Line Items]
Number of properties under development | Property		0		0		0		0
Real estate under development, beginning balance		$ 36,612		$ 35,125		$ 35,125		$ 74,657
Transfers In		0		0
Capitalized Costs		1,487		3,921
Transfers Out		$ 0		$ (43,453)
Fund Portfolio | Fund III
Property, Plant and Equipment [Line Items]
Number of properties under development | Property		1		1		1		1
Real estate under development, beginning balance		$ 25,373		$ 24,296		$ 24,296		$ 23,104
Transfers In		0		0
Capitalized Costs		1,077		1,192
Transfers Out		$ 0		$ 0
Fund Portfolio | Fund IV
Property, Plant and Equipment [Line Items]
Number of properties under development | Property		1	[1]	1	[2]	1	[1]	2	[2]
Real estate under development, beginning balance		$ 70,394	[1]	$ 101,835	[2]	$ 101,835	[1]	$ 85,565	[2]
Transfers In	[1]	0		29,758
Capitalized Costs	[1]	82		2,026
Transfers Out		$ (31,523)	[1]	$ (15,514)	[2]

[1] Transfers out include $12.9 million related to a portion of one Fund IV property that was transferred out of development and an impairment charge totaling $18.7 million on one Fund IV development property (Note 8).

[2] Transfers in include $29.8 million related to the remaining portion of one Fund IV property that was placed in development.