Long-Lived Assets - Schedule of Asset Acquisition (Details) - Office Building In Jacksonville, FL $ in Millions	Jun. 30, 2021 USD ($)
Asset Acquisition, Contingent Consideration [Line Items]
Assets acquisition, assets acquired	$ 76.6
In Place Lease Intangibles
Asset Acquisition, Contingent Consideration [Line Items]
Weighted Average Amortization Period (years)	9 years
Assets acquisition, assets acquired	$ 7.1
Land
Asset Acquisition, Contingent Consideration [Line Items]
Assets acquisition, assets acquired	$ 7.7
Building
Asset Acquisition, Contingent Consideration [Line Items]
Weighted Average Amortization Period (years)	53 years
Assets acquisition, assets acquired	$ 57.3
Site Improvements
Asset Acquisition, Contingent Consideration [Line Items]
Weighted Average Amortization Period (years)	14 years
Assets acquisition, assets acquired	$ 2.0
Tenant Improvements
Asset Acquisition, Contingent Consideration [Line Items]
Weighted Average Amortization Period (years)	9 years
Assets acquisition, assets acquired	$ 2.5