Income Taxes (Income Tax Benefit (Expense) Reconciliation) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Loss carryforwards increase (decrease)	$ (7,000)	$ 0	$ 0
Built-in gain tax liability	0	41,000	0
Valuation allowance (increase) decrease	7,000	(41,000)	0
Total tax expense	$ 0	$ 0	$ 0