Other Commitments And Contingencies (Details) $ in Millions	Sep. 30, 2021 USD ($) mortgagenotes
Number Of Mortgage Notes Receivable \| mortgagenotes	2
Mortgage Note and Notes Receivable Commitments	$ 12.8
Number of Surety Bonds	4
Surety bonds	$ 33.3
Experiential Reportable Operating Segment [Member]
Development projects in process (in projects)	15
Other Commitment	$ 66.9

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

No definition available.

Name:	us-gaap_OtherCommitment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant