Stock Options and Stock Grants - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 242	$ 293
Total unrecognized compensation cost related to nonvested share-based compensation arrangements granted	230
Weighted-average period over which unrecognized compensation is expected to be recognized	1 year 9 months 18 days
Vesting period of shares	3 years	3 years
Contractual life	10 years	10 years
Estimated forfeitures	4.40%	4.50%
Dividend yield	0.00%	0.00%
Closing stock price	$ 0.54
Intrinsic value of stock options exercised, total	3	0
Proceeds from exercise of stock options	7	0
Stock option exercises , Shares	23,000	0
Tax benefits from stock options	0	0
Common stock, shares outstanding	28,481,496	28,458,162
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares outstanding	0
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares outstanding	0
Stock Appreciation Rights (SARs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of the liability	$ 8	$ 9