Summary of Significant Accounting Policies - Additional Information (Detail) lb in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016 USD ($) shares	Jun. 30, 2015 USD ($) shares	Jun. 30, 2016 USD ($) shares	Jun. 30, 2015 USD ($) shares	Dec. 31, 2014 lb	Dec. 31, 2013 lb	Dec. 31, 2015 USD ($)
Significant Accounting Policies [Line Items]
Entity Incorporation Date Of Incorporation			Jan. 11, 1991
Concentration risk, customer				two customers each accounted for 10% or more of the Companys revenues
Deferred tax asset	$ 2,319,000		$ 2,319,000				$ 3,663,000
Operating loss carryforwards, limitations on use			All of the Company’s remaining NOLs of approximately $5,000,000 are subject to annual limitations of $1,300,000.
Options and warrants excluded from the calculation of diluted shares | shares	106,000	75,000	187,000	75,000
Production and importation permission description			22 million pounds in 2015 and reduces by approximately 4.5 million pounds each year and ends at zero in 2020.
Production Or Importation Of Hcfc | lb					51	63
Sales Revenue, Net
Significant Accounting Policies [Line Items]
Aggregate percentage of revenue the from customers accounted for more than 10%			25.00%	35.00%
Customer
Significant Accounting Policies [Line Items]
Accounts receivable, net	$ 2,100,000	$ 2,309,000	$ 2,100,000	$ 2,309,000