Stockholders' Equity (Details)			6 Months Ended	12 Months Ended		48 Months Ended	156 Months Ended
	Jun. 04, 2020 shares	Dec. 10, 2019 shares	Jun. 04, 2020 USD ($)	Dec. 31, 2020 USD ($) item shares	Dec. 31, 2019 USD ($) shares	Dec. 31, 2005 shares	Dec. 31, 2018 shares
Stockholders' Equity
Common Stock, Shares, Outstanding				107,328,199	107,269,201
General and Administrative Expense [Member]
Equity-Based Compensation
Compensation cost | $			$ 337,000
2002 Stock Incentive Plan
Equity-Based Compensation
Maximum number of shares provided for grant under equity-based incentive compensation plan				2,000,000
Number of vesting requirements | item				0
Number of shares available for grant under the plan, Beginning				1,906,382	1,944,428
Shares Granted				(58,998)	(38,046)	(55,572)	0
Number of shares available for grant under the plan, Ending				1,847,384	1,906,382		1,944,428
Compensation Cost, Beginning | $				$ 337,000
Compensation cost | $				337,000	$ 337,000
Compensation Cost, Ending | $				$ 674,000	$ 337,000
2002 Stock Incentive Plan | Non Employee Director
Equity-Based Compensation
Shares Granted	(58,998)	(38,046)