Stock Options and Restricted Stock - Schedule of Outstanding Options, Rollforward (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Unvested options	13,500
Intrinsic value of option grants	$ 0
Weighted average fair value of the options granted	$ 2.69
Fair value assumptions, expected dividend rate	0.00%
Fair value assumptions, expected volatility rate	100.62%
Fair value assumptions, risk free interest rate	1.26%
Fair value assumptions, expected term	7 years
Shares available for grant	0
Shares Available for Future Grants
Options granted	(3,500)	0	0
Options exercised	0	0	0
Options expired	(4,751)
Options forfeited	26,277
Outstanding Options - Number of Options
Beginning balance, number of options	277,195
Options granted	3,500	0	0
Options exercised	0	0	0
Options expired	(4,751)
Options forfeited	(26,277)
Ending balance, number of options	249,667	277,195
Outstanding Options - Weighted-Average Exercise Price
Beginning balance, options, weighted-average exercise price	$ 13.65
Options granted	$ 3.26
Options exercised	$ 0.00
Options expired	$ 7.45
Options forfeited	$ 14.90
Ending balance, options, weighted-average exercise price		$ 13.65
Exercisable Options
Beginning balance, number of exercisable options	255,095
Options vested	12,100
Options exercised	0	0	0
Options expired	(4,751)
Options forfeited	(26,277)
Ending balance, number of exercisable options	236,167	255,095
Beginning balance, exercisable options, weighted-average exercise price	$ 13.83
Options vested	$ 12.97
Options exercised	$ 0.00
Options expired	$ 7.45
Options forfeited	$ 14.90
Ending balance, exercisable options, weighted-average exercise price	$ 13.83	$ 13.83
Outstanding options, weighted average remaining contractual term	2 years 10 months 13 days	3 years 9 months 18 days
Exercisable options, weighted average remaining contractual term	2 years 7 months 17 days	3 years 7 months 6 days
Outstanding options aggregate intrinsic value	$ 0	$ 0
Exercisable options aggregate intrinsic value	$ 0	$ 0
Share price	$ 2.94	$ 1.61
Expiration period	10 years
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ending balance, shares available for future grants	215,888	197,862