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Shareholders' Equity and Share-based Payments (Details)		3 Months Ended		12 Months Ended	133 Months Ended
	Apr. 14, 2016 shares	Dec. 31, 2016 USD ($) item shares	Dec. 31, 2015 USD ($)	Sep. 30, 2016 USD ($) $ / shares shares	Nov. 13, 2008 shares	Jan. 01, 2015 USD ($)
Share-based compensation
Common stock, shares authorized		75,000,000		75,000,000
Preferred stock, shares authorized		10,000,000		10,000,000
Share-based compensation expense | $		$ 0	$ 55,000
Income tax effect recognized as a charge to additional paid-in capital related to share-based compensation | $		$ 0	0
Number of share-based compensation plans maintained by the company | item		3
Stock repurchase program
Maximum number of shares approved under repurchase program	250,000
Period of time repurchase plan was authorized for beginning May 1, 2016	1 year
Number of shares of common stock purchased under the repurchase program				250,000
Cost of common stock purchased under the repurchase program | $				$ 724,776
Average market price of common stock purchased under the repurchase program (in dollars per share) | $ / shares				$ 2.90
Number of shares of common stock yet to be purchased under the repurchase program		0
RSU | Director
Share-based compensation
Shares settled in pro rata basis		1
1998 Plan
Share-based compensation
Number of shares of common stock reserved for awards		3,389,000
Share-based compensation expense | $		$ 0	0
Number of additional shares were granted					0
1998 Plan | Independent contractors or consultants
Share-based compensation
Options granted					0
2009 Plan
Share-based compensation
Number of shares of common stock reserved for awards		1,200,000
Share-based compensation expense | $		$ 0	55,000
Number of shares of common stock available for awards under the plan		257,264
2009 Plan | Employee
Share-based compensation
Share-based compensation expense | $		$ 0	55,000
2009 Plan | Non-employee director
Share-based compensation
Share-based compensation expense | $		$ 0	$ 0
Fair market value of annual award of non-vested shares | $						$ 40,000
2009 Plan | Performance-based Award | Employee
Share-based compensation
Number of shares of common stock reserved for awards		300,000
2009 Plan | RSU | Non-employee director
Share-based compensation
Restricted stock units outstanding ( in shares)		67,115

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Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP).

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