Income Taxes and Tax Credit Transactions (Textual) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Tax Credit Carryforward [Line Items]
Accruals for tax uncertainties	$ 0	$ 0
Deferred income tax benefit	300,000	(600,000)
Current Income Tax Expense (Benefit)	100,000
Other Assets [Member]
Tax Credit Carryforward [Line Items]
Net deferred tax assets	$ 100,000	$ 600,000