Income Taxes (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Tax Disclosure [Line Items]
Federal staturoy income tax rate			21.00%	21.00%
Unrecognized tax benefits	$ 0	$ 0	$ 0	$ 0
Interest or penalties	0	$ 0	0	$ 0
Domestic Country [Member]
Income Tax Disclosure [Line Items]
Net operating loss carryforwards	97,800,000		97,800,000
State And Local Jurisdiction [Member]
Income Tax Disclosure [Line Items]
Net operating loss carryforwards	$ 120,500,000		$ 120,500,000