Segment and Geographic Information - Schedule of Disaggregation of Revenue by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,380,505	$ 1,260,485
Rental (including reimbursements)	1,313,057	1,208,169
Other revenue	67,448	52,316
Retail
Disaggregation of Revenue [Line Items]
Total revenue	1,041,600	959,400
Industrial
Disaggregation of Revenue [Line Items]
Total revenue	208,100	188,900
Other
Disaggregation of Revenue [Line Items]
Total revenue	63,400	59,900
U.S.
Disaggregation of Revenue [Line Items]
Rental (including reimbursements)	1,122,900	1,048,000
U.S. | Retail
Disaggregation of Revenue [Line Items]
Total revenue	864,100	810,900
U.S. | Industrial
Disaggregation of Revenue [Line Items]
Total revenue	196,400	177,200
U.S. | Other
Disaggregation of Revenue [Line Items]
Total revenue	62,400	59,900
U.K.
Disaggregation of Revenue [Line Items]
Rental (including reimbursements)	150,900	128,500
U.K. | Retail
Disaggregation of Revenue [Line Items]
Total revenue	138,200	116,800
U.K. | Industrial
Disaggregation of Revenue [Line Items]
Total revenue	11,700	11,700
U.K. | Other
Disaggregation of Revenue [Line Items]
Total revenue	1,000	0
Other
Disaggregation of Revenue [Line Items]
Rental (including reimbursements)	39,300	31,700
Other | Retail
Disaggregation of Revenue [Line Items]
Total revenue	39,300	31,700
Other | Industrial
Disaggregation of Revenue [Line Items]
Total revenue	0	0
Other | Other
Disaggregation of Revenue [Line Items]
Total revenue	$ 0	$ 0