Intangible Assets and Below Market Lease Liabilities - Scheduled Future Amortization (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Scheduled future amortization of intangible assets [Abstract]
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	$ 258,902	$ 209,329
Scheduled future amortization of below market lease liabilites [Abstract]
Total scheduled future amortization of below market lease liabilities	(28,725)	$ (25,910)
Deferred Leasing Costs and Acquisition-Related Intangible Assets (in Depreciation and Amortization) [Member]
Scheduled future amortization of intangible assets [Abstract]
2022	41,823
2023	36,891
2024	32,716
2025	25,856
2026	21,992
Thereafter	73,343
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	$ 232,621
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract]
Intangible assets, weighted average useful life (in years)	8 years 2 months 12 days
Acquired intangible assets, weighted average useful life (in years)	7 years 1 month 6 days
Lease Incentives [Member]
Scheduled future amortization of intangible assets [Abstract]
2022	$ 1,534
2023	1,428
2024	1,284
2025	1,209
2026	1,084
Thereafter	3,557
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	$ 10,096
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract]
Intangible assets, weighted average useful life (in years)	8 years 6 months
Acquisition-Related Intangible Assets (in Rental and Other Revenue) [Member]
Scheduled future amortization of intangible assets [Abstract]
2022	$ 2,986
2023	2,829
2024	2,573
2025	1,667
2026	1,336
Thereafter	4,794
Deferred leasing costs, net/Total scheduled future amortization of intangible assets	$ 16,185
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract]
Intangible assets, weighted average useful life (in years)	7 years 7 months 6 days
Acquired intangible assets, weighted average useful life (in years)	7 years 1 month 6 days
Acquisition-Related Below Market Lease Liabilities [Member]
Scheduled future amortization of below market lease liabilites [Abstract]
2022	$ (5,294)
2023	(4,824)
2024	(4,111)
2025	(2,594)
2026	(2,294)
Thereafter	(9,608)
Total scheduled future amortization of below market lease liabilities	$ (28,725)
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract]
Below market lease liabilities, weighted average useful life (in years)	8 years 3 months 18 days
Assumed finite-lived below market lease liabilities, weighted average useful life (in years)	8 years 1 month 6 days