Real Estate (Details) $ in Millions	Apr. 21, 2022 USD ($)	Mar. 12, 2021 USD ($) a
Atlanta Land Purchase
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of property | a		0.24
Payments to acquire businesses, gross		$ 8.0
Ownership percentage of partner in joint venture		95.00%
Avalon Office Properties | Subsequent Event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payments to acquire businesses, gross	$ 43.4
Ownership percentage of partner in joint venture	10.00%
Non-controlling interest	$ 15.8