Intangible Assets and Below Market Lease Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Assets:
Deferred leasing costs (including lease incentives and above market lease and in-place lease acquisition-related intangible assets)	$ 413,036		$ 413,036		$ 402,013
Deferred leasing costs, accumulated amortization	(157,205)		(157,205)		(143,111)
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	255,831		255,831		258,902
Liabilities (in accounts payable, accrued expenses and other liabilities):
Acquisition-related below market lease liabilities, gross	55,371		55,371		57,703
Acquisition-related below market lease liabilities, accumulated amortization	(28,633)		(28,633)		(28,978)
Acquisition-related below market lease liabilities, net	26,738		26,738		$ 28,725
Amortization of intangible assets and below market lease liabilities [Abstract]
Acquired intangible assets (amortized in rental and other revenue)	4,722		4,722
Acquired intangible assets (amortized in depreciation and amortization)	12,606		12,606
Assumed below market lease liabilities (amortized in rental and other revenue)	(2,172)		(2,172)
Deferred Leasing Costs and Acquisition-Related Intangible Assets (in Depreciation and Amortization) [Member]
Assets:
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	226,862		226,862
Amortization of intangible assets and below market lease liabilities [Abstract]
Amortization of intangible assets	11,425	$ 10,070	33,603	$ 27,267
Lease Incentives (in Rental and Other Revenues) [Member]
Assets:
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	10,511		10,511
Amortization of intangible assets and below market lease liabilities [Abstract]
Amortization of intangible assets	500	424	1,369	1,317
Acquisition-Related Intangible Assets (in Rental and Other Revenues) [Member]
Assets:
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	18,458		18,458
Amortization of intangible assets and below market lease liabilities [Abstract]
Amortization of intangible assets	797	636	2,448	1,154
Acquisition-Related Below Market Lease Liabilities (in Rental and Other Revenues) [Member]
Liabilities (in accounts payable, accrued expenses and other liabilities):
Acquisition-related below market lease liabilities, net	26,738		26,738
Amortization of intangible assets and below market lease liabilities [Abstract]
Amortization of acquisition-related below market lease liabilities	$ (1,473)	$ (1,391)	$ (4,159)	$ (4,241)