Long-Term Debt - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2015 USD ($) payment	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Term loan facility	$ 30,000,000.0
Number of installment payments | payment	16
Installment payment	$ 600,000
Line of credit facility period for interest due and payable in arrears one	30 days
Line of credit facility period for interest due and payable in arrears two	60 days
Line of credit facility period for interest due and payable in arrears three	90 days
Debt Instrument, Variable Interest Rate, Maximum Annual Increase	5.00%
Long-term Line of Credit	$ 700,000
Term loans outstanding	$ 3,600,000	$ 6,000,000
Term loans (rate)	2.48%
Secured Debt [Member]
Debt Instrument [Line Items]
Interest rate description	(i) an adjusted LIBOR rate, plus a margin of 2.0% or 2.25%, or (ii) the prime rate, plus a margin of 0.25% or 0.50%. In each case, such margin is determined based on our adjusted quick ratio.
Term loan facility basis spread on LIBOR rate one (rate)	2.00%
Term loan facility basis spread on LIBOR rate two (rate)	2.25%
Term loan facility basis spread on prime rate one (rate)	0.25%
Term loan facility basis spread on prime rate two (rate)	0.50%
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Term loans outstanding	$ 0