Long-Term Debt - Schedule of Long-Term Debt (Detail) - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
Schedule Of Capitalization Longterm Debt [Line Items]
Total long-term debt (including current portion)		$ 26,081	$ 26,978
Less: Current portion		(875)	(855)
Total long-term debt, net		25,206	26,123
2021 Consolidated Loan [Member]
Schedule Of Capitalization Longterm Debt [Line Items]
Term note to bank due May 30, 2021	[1]	26,081	26,978
Total long-term debt (including current portion)		$ 26,100	$ 27,000

[1] Our outstanding indebtedness consisted of a term note under the 2021 Consolidated Loan due to Kirkpatrick Bank (the “2021 Consolidated Loan”) with an outstanding principal balance of $26.1 million and $27.0 million as of September 30, 2015 and December 31, 2014, respectively. The 2021 Consolidated Loan matures on May 30, 2021. Under the 2021 Consolidated Loan, interest is payable monthly and accrues at a fixed rate of 4.75% per annum. The 2021 Consolidated Loan is secured by a mortgage covering our headquarters and certain personal property relating to our headquarters.