Credit Facility	12 Months Ended
Dec. 31, 2015
Debt Disclosure [Abstract]
Credit Facility	9. CREDIT FACILITY On January 2, 2013, the Company entered into a three-year term agreement with a bank to provide the Company with a senior secured credit facility of up to $25.0 million. The agreement provides for the Company to borrow up to 80% of eligible accounts receivable and up to 35% of domestically held raw material and finished goods inventory. Advances against inventory are limited to 40% of the aggregate outstanding on the revolving line of credit and $10.0 million in aggregate. The Company has the option to borrow at an interest rate of LIBOR plus 2.75% or the Wall Street Journal prime rate plus 0.50%. If the Company maintains liquidity of $20.0 million or greater with the lending institution, then the borrowing interest rate options are LIBOR plus 2.25% or the Wall Street Journal prime rate. There is an unused revolving line facility fee of 0.375% per annum. The facility is secured by a first priority interest in substantially all of the Company’s personal property, excluding intellectual property. The Company is required to maintain an adjusted quick ratio of 1.40 to 1.00, maintain operating and other deposit accounts with the bank or bank’s affiliates of 25% of the Company’s total worldwide cash, securities and investments, and the Company can pay dividends or repurchase capital stock only with the bank’s consent during the three year term. In August 2015, the Company entered into an amendment agreement with the bank to extend the senior secured facility through January 2, 2018. Under the amended agreement, advances against inventory are limited to the lesser of 45% of the aggregate outstanding principal on the revolving line of credit and $10.0 million and the rate on facility fee on the unused portion of the revolving line was adjusted to 0.50% per annum. All other terms and conditions remain the same. As of December 31, 2015 the Company had available borrowing capacity of $2.3 million under this facility. At December 31, 2015, the Company had borrowed $1.5 million against this facility electing a borrowing rate of LIBOR plus 2.25%. The agreement contains a subjective acceleration clause and requires the Company to maintain a lockbox. As a result, the Company has classified the debt as a current liability on its balance sheet. For year ended December 31, 2015 the Company recorded interest expense of $109,000 which includes $107,000 of interest expense charged on the unused portion of the facility. For years ended December 31, 2014 and 2013, the Company did not draw on this facility and the Company recorded $95,000, for each of the two years, of interest expense charged on the unused portion of the facility.

9. CREDIT FACILITY

On January 2, 2013, the Company entered into a three-year term agreement with a bank to provide the Company with a senior secured credit facility of up to $25.0 million. The agreement provides for the Company to borrow up to 80% of eligible accounts receivable and up to 35% of domestically held raw material and finished goods inventory. Advances against inventory are limited to 40% of the aggregate outstanding on the revolving line of credit and $10.0 million in aggregate. The Company has the option to borrow at an interest rate of LIBOR plus 2.75% or the Wall Street Journal prime rate plus 0.50%. If the Company maintains liquidity of $20.0 million or greater with the lending institution, then the borrowing interest rate options are LIBOR plus 2.25% or the Wall Street Journal prime rate. There is an unused revolving line facility fee of 0.375% per annum. The facility is secured by a first priority interest in substantially all of the Company’s personal property, excluding intellectual property. The Company is required to maintain an adjusted quick ratio of 1.40 to 1.00, maintain operating and other deposit accounts with the bank or bank’s affiliates of 25% of the Company’s total worldwide cash, securities and investments, and the Company can pay dividends or repurchase capital stock only with the bank’s consent during the three year term. In August 2015, the Company entered into an amendment agreement with the bank to extend the senior secured facility through January 2, 2018. Under the amended agreement, advances against inventory are limited to the lesser of 45% of the aggregate outstanding principal on the revolving line of credit and $10.0 million and the rate on facility fee on the unused portion of the revolving line was adjusted to 0.50% per annum. All other terms and conditions remain the same. As of December 31, 2015 the Company had available borrowing capacity of $2.3 million under this facility. At December 31, 2015, the Company had borrowed $1.5 million against this facility electing a borrowing rate of LIBOR plus 2.25%. The agreement contains a subjective acceleration clause and requires the Company to maintain a lockbox. As a result, the Company has classified the debt as a current liability on its balance sheet. For year ended December 31, 2015 the Company recorded interest expense of $109,000 which includes $107,000 of interest expense charged on the unused portion of the facility. For years ended December 31, 2014 and 2013, the Company did not draw on this facility and the Company recorded $95,000, for each of the two years, of interest expense charged on the unused portion of the facility.