Component of Rental Income and Expense Components of Rental Income (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Rental Income [Line Items]
Operating Lease, Variable Lease Income	$ 4,337	$ 3,516	$ 2,476
Hotel revenue	24,935	17,209	40,297
Other	2,351	2,185	2,223
Total rental income	360,208	330,312	343,865
Total Retail
Rental Income [Line Items]
Lease rental income	89,326	82,176	99,601
Total Office
Rental Income [Line Items]
Lease rental income	180,704	170,853	136,118
Total Multifamily
Rental Income [Line Items]
Lease rental income	48,654	47,071	47,448
Total Mixed-Use
Rental Income [Line Items]
Lease rental income	$ 9,901	$ 7,302	$ 15,702

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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