Segments - Schedule of Net Operating Income of Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Reporting Information
Rental revenues	$ 68,598	$ 62,913	$ 193,744	$ 179,082
Rental expenses	16,652	14,756	46,344	41,392
Real estate taxes	6,184	5,867	17,995	16,910
General contracting and real estate services revenues	114,353	99,408	358,167	286,220
Segment gross profit	51,476	48,371	148,402	138,287
Retail real estate
Segment Reporting Information
Rental revenues	26,161	26,502	77,905	74,749
Rental expenses	5,104	4,227	14,099	11,944
Real estate taxes	2,466	2,384	7,300	6,992
Interest expense	3,900	2,900	11,300	8,100
Segment gross profit	18,591	19,891	56,506	55,813
Office real estate
Segment Reporting Information
Rental revenues	27,784	22,052	72,532	62,338
Rental expenses	6,307	5,950	17,793	16,441
Real estate taxes	2,360	2,252	6,710	6,494
Interest expense	3,700	2,800	10,500	7,500
Segment gross profit	19,117	13,850	48,029	39,403
Multifamily real estate
Segment Reporting Information
Rental revenues	14,653	14,359	43,307	41,995
Rental expenses	5,241	4,579	14,452	13,007
Real estate taxes	1,358	1,231	3,985	3,424
Interest expense	2,800	2,400	8,500	6,900
Segment gross profit	8,054	8,549	24,870	25,564
General contracting and real estate services
Segment Reporting Information
General contracting and real estate services revenues	114,353	99,408	358,167	286,220
General contracting and real estate services expenses	110,987	96,095	346,385	276,336
Segment gross profit	3,366	3,313	11,782	9,884
Real estate financing
Segment Reporting Information
Interest income	4,072	3,496	12,038	10,257
Interest expense	1,724	728	4,823	2,634
Segment gross profit	$ 2,348	$ 2,768	$ 7,215	$ 7,623