Related Party Transactions (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2023 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2023 USD ($) property	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Related Party Transactions
Total revenue	$ 1,527,438	$ 1,410,948	$ 1,369,601	$ 1,350,849	$ 1,399,898	$ 1,315,786	$ 1,279,842	$ 1,295,922	$ 5,658,836	$ 5,291,447	$ 5,116,789
Related Party | Amounts for services provided | MSA
Related Party Transactions
Total revenue									$ 600	600	600
Related Party | Amounts for services provided | Properties owned by related parties
Related Party Transactions
Number of shopping centers owned by related parties in which management services are provided | property									2
Total revenue									$ 3,900	3,800	3,500
Related Party | Amounts for services provided | Unconsolidated Joint Ventures
Related Party Transactions
Total revenue									121,200	112,100	102,100
Related Party | Development, royalty and other fees | Unconsolidated Joint Ventures
Related Party Transactions
Total revenue									13,300	12,100	12,400
Related Party | Lease_Income. | JC Penney And SPARC Group
Related Party Transactions
Total revenue									$ 101,800	$ 83,800	$ 82,500