Income Taxes - Additional Information (Detail)	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) TaxRate	Sep. 30, 2014 USD ($)
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred tax benefit			$ (584,000)	$ (363,000)
Income tax benefit	$ (663,000)	$ (298,000)	$ (576,000)	$ (292,000)
Effective income tax rate	1.40%		0.90%
U.S. federal statutory rate	35.00%		35.00%
State (net of federal benefit) statutory rate	6.20%		6.20%
Number of effective tax rates | TaxRate			2
First Five Year Tax Holiday [Member]
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred tax benefit	$ (18,000)		$ (18,000)
First Five Year Tax Holiday [Member] | Malaysia [Member]
Investments, Owned, Federal Income Tax Note [Line Items]
Deferred tax asset	$ 14,000		$ 14,000
Income tax holiday period			5 years