Income Taxes - Net Operating Loss Carryforwards (Details) $ in Millions	Dec. 31, 2020 USD ($)
Federal | MCC Business | Discontinued Operations, Disposed of by Sale
Operating loss carryforwards
Operating Loss Carryforwards	$ 1.3
State and Local
Operating loss carryforwards
Operating Loss Carryforwards	75.0
State and Local | MCC Business | Discontinued Operations, Disposed of by Sale
Operating loss carryforwards
Operating Loss Carryforwards	$ 13.4