Income Taxes (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Separation Agreement, Consulting Fees	$ 300,000
Blended tax rate (as a percent)	21.60%
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability	$ 200,000
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent	1.60%
Federal statutory income tax rate (as a percent)	2100.00%	35.20%	3500.00%
Deferred Tax Assets, Net, Noncurrent	$ 4,780,000		$ 4,943,000
Income Tax Examination, Penalties and Interest Expense	0	$ 0
Unrecognized Tax Benefits	$ 0