STOCK OPTION PLAN (Details) (USD $)	12 Months Ended
	Dec. 31, 2012 Plan		Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of active stock based compensation plan	1
Option contract term	10 years
Percentages of stock option ownership considered for higher exercise price of option (in hundredths)	10.00%
Option exercise price as percentages of closing exercise price of stock for specific shareholders (in hundredths)	110.00%
Expiration period of stock option plan	5 years
Number of shares authorized (in shares)	1,000,000
Increase in number of shares authorized (in shares)	100,000
Number of shares available for grant (in shares)	148,434
Number of Options [Roll Forward]
Outstanding at beginning of year (in shares)	139,000
Granted (in shares)	20,000
Exercised (in shares)	0
Forfeited or expired (in shares)	(36,000)
Outstanding at end of year (in shares)	123,000		139,000
Options exercisable at year end (in shares)	90,000
Weighted average exercise price [Roll Forward]
Outstanding at beginning of year (in dollars per share)	$ 23.24
Granted (in dollars per share)	$ 5.00
Exercised (in dollars per share)	$ 0
Forfeited or expired (in dollars per share)	$ 24.94
Outstanding at end of year (in dollars per share)	$ 19.76		$ 23.24
Options exercisable at year end (in dollars per share)	$ 22.55
Weighted average remaining contractual life (in years) [Abstract]
Outstanding at end of year	7 years 4 months 24 days
Options exercisable at year end	6 years 10 months 24 days
Aggregate intrinsic value [Abstract]
Outstanding at end of year	$ 0
Options exercisable at year end	0
Assumptions used to calculate compensation expense and fair value of stock options granted [Abstract]
Dividend yield (in hundredths)	0.00%	[1]	0.00%	[1]
Risk-free interest rate, minimum (in hundredths)	0.62%		0.78%
Risk-free interest rate, maximum (in hundredths)	0.75%		1.82%
Expected market price volatility, minimum (in hundredths)	78.40%		71.10%
Expected market price volatility, maximum (in hundredths)	81.60%		72.80%
Average expected life of stock options	4 years 6 months		4 years 6 months
Weighted-average grant-date fair value (in dollars per share)	$ 3.06		$ 6.39
Total fair value of shares vested	100,000		400,000
Summary of amounts related to the expense of the fair values of options [Abstract]
Selling, general and administrative expenses and income (loss) from operations before income taxes	209,000		356,000
Benefit for income taxes	44,000		80,000
Effect on net loss	165,000		276,000
Unrecognized compensation expense [Abstract]
Total gross unrecognized compensation expense in 2012	81,000
Total gross unrecognized compensation expense in 2013	16,000
Total unrecognized compensation expense	97,000
Tax benefit associated with unrecognized compensation expense in 2012	15,000
Tax benefit associated with unrecognized compensation expense in 2013	3,000
Total tax benefit associated with unrecognized compensation expense	18,000
Total net unrecognized compensation expense in 2012	66,000
Total net unrecognized compensation expense in 2013	13,000
Total net unrecognized compensation expense	$ 79,000
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of stock options	2 years
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of stock options	3 years		3 years

[1] The Company declared no dividends in 2012 or 2011.