Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Investments, Owned, Federal Income Tax Note [Line Items]
State and Local Income Tax Expense (Benefit), Continuing Operations	$ 1,000	$ 1,100	$ 1,200
Deferred Tax Assets, Operating Loss Carryforwards	3,197	3,629
State and Local Jurisdiction [Member]
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	400	500
Domestic Tax Authority [Member]
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	$ 2,800	$ 3,100