Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	$ 4,094	$ 4,663
Other Information Pertaining to Income Taxes	1.0 million
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred Tax Liabilities, Deferred Expense			$ 1,900
Deferred Tax Assets, Operating Loss Carryforwards	$ 4,094	4,663
State and Local Income Tax Expense (Benefit), Continuing Operations	$ 1,200	$ 409
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	35.00%
Amortization Method Qualified Affordable Housing Project Investments, Amortization	$ 6,927	$ 7,322	$ 10,278
Current Federal Tax Expense (Benefit)			1,200
State and Local Jurisdiction [Member]
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	600
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred Tax Assets, Operating Loss Carryforwards	600
Domestic Tax Authority [Member]
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	3,500
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred Tax Assets, Operating Loss Carryforwards	$ 3,500
Change in Accounting Method Accounted for as Change in Estimate [Member]
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Amortization Method Qualified Affordable Housing Project Investments, Amortization			$ 3,100