Earnings (Loss) Per Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Basic earnings (loss) per share:
Net income (loss)	$ 352	$ (79)
Weighted-average common shares	37,799	19,041
Basic earnings (loss) per share	$ 0.01	$ 0.00
Diluted earnings (loss) per share:
Net income (loss)	$ 352	$ (79)
Weighted-average common shares	37,799	19,041
Weighted-average dilutive stock options and RSUs	3,832
Contingent stock due to acquisition	79
Weighted-average common shares and equivalents	41,710	19,041
Diluted earnings (loss) per share	$ 0.01	$ 0.00