Segment Information - Summary of NOI by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information
Property rental revenue	$ 499,586	$ 458,958	$ 493,273
Total rental revenue	512,688	473,412	519,246
Property operating	150,638	145,625	137,622
Real estate taxes	70,823	70,958	70,493
Total property expense	221,461	216,583	208,115
Consolidated NOI	291,227	256,829	311,131
Parking
Segment Reporting Information
Revenue	13,102	14,454	25,973
Operating Segments \| Commercial Segment
Segment Reporting Information
Property rental revenue	365,869	345,403	383,311
Total rental revenue	378,310	359,291	408,904
Property operating	103,022	105,489	113,177
Real estate taxes	45,701	47,607	50,115
Total property expense	148,723	153,096	163,292
Consolidated NOI	229,587	206,195	245,612
Operating Segments \| Commercial Segment \| Parking
Segment Reporting Information
Revenue	12,441	13,888	25,593
Operating Segments \| Multifamily Segment
Segment Reporting Information
Property rental revenue	139,918	121,559	116,330
Total rental revenue	140,333	121,886	116,710
Property operating	52,527	47,508	35,236
Real estate taxes	20,207	19,233	15,021
Total property expense	72,734	66,741	50,257
Consolidated NOI	67,599	55,145	66,453
Operating Segments \| Multifamily Segment \| Parking
Segment Reporting Information
Revenue	415	327	380
Other
Segment Reporting Information
Property rental revenue	(6,201)	(8,004)	(6,368)
Total rental revenue	(5,955)	(7,765)	(6,368)
Property operating	(4,911)	(7,372)	(10,791)
Real estate taxes	4,915	4,118	5,357
Total property expense	4	(3,254)	(5,434)
Consolidated NOI	(5,959)	(4,511)	$ (934)
Other \| Parking
Segment Reporting Information
Revenue	$ 246	$ 239

Consolidated NOI

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Rental Revenue

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Amount of expense incurred and directly related to generating revenue by lessor from operating lease of rented property and equipment.

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Amount of operating lease expense. Excludes sublease income.

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A tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land).

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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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