Computation of Basic and Diluted Loss Per Share (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Numerator
Basic and diluted loss	$ (1,436)	$ (1,390)	$ (2,498)	$ (3,677)
Denominator
Basic and diluted earnings per share - weighted average shares outstanding	4,365,383	1,452,548	3,092,453	1,452,303
Basic and diluted income (loss) per common share	$ 0.00	$ 0.00	$ 0.00	$ 0.00