Variable Interest Entities (Details) - USD ($)	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Variable Interest Entities [Line Items]
Investments in and advances to unconsolidated affiliates	$ 314,149,000	$ 269,221,000
Assets and liabilities of consolidated variable interest entity [Abstract]
Net real estate assets	5,089,639,000	5,126,925,000
Cash and cash equivalents	15,733,000	21,357,000	$ 18,669,000
Accounts receivable	24,561,000	25,481,000
Accrued straight-line rents receivable	302,080,000	293,674,000
Deferred leasing costs, net	246,382,000	252,828,000
Prepaid expense and other assets, net	70,570,000	68,091,000
Accounts payable, accrued expenses and other liabilities	264,203,000	301,184,000
Granite Park Six JV, LLC
Variable Interest Entities [Line Items]
Risk of loss limited to carrying value	41,000,000
GPI23 Springs JV, LLC
Variable Interest Entities [Line Items]
Risk of loss limited to carrying value	46,900,000
M+O JV, LLC
Variable Interest Entities [Line Items]
Risk of loss limited to carrying value	165,600,000
Short-term Preferred Equity contributed to joint venture	80,000,000
Midtown East Tampa, LLC
Variable Interest Entities [Line Items]
Risk of loss limited to carrying value	1,300,000
Amount of loan funded to affiliate	0
Brand/HRLP 2827 Peachtree LLC
Variable Interest Entities [Line Items]
Risk of loss limited to carrying value	44,600,000
Amount of loan funded to affiliate	15,300,000
Investments in and advances to unconsolidated affiliates	$ 29,300,000
HRLP MTW, LLC [Member]
Variable Interest Entities [Line Items]
Interest in joint venture (in hundredths)	80.00%
Assets and liabilities of consolidated variable interest entity [Abstract]
Net real estate assets	$ 59,967,000	59,854,000
Cash and cash equivalents	1,919,000	1,009,000
Accounts receivable	992,000	1,490,000
Accrued straight-line rents receivable	3,130,000	1,921,000
Deferred leasing costs, net	2,641,000	2,677,000
Prepaid expense and other assets, net	142,000	153,000
Accounts payable, accrued expenses and other liabilities	$ 1,759,000	$ 1,212,000