Long-Term Debt	12 Months Ended
Dec. 31, 2016
Long-Term Debt [Abstract]
Long-Term Debt	9. Long-Term Debt At December 31, 2016 and 2015, the Company had no long-term debt. Line of Credit BB&T Bank We previously had a Master Loan and Security Agreement and Revolving Credit Note with BB&T that provided a $7.5 million revolving line of credit for the purpose of issuing stand-by letters of credit and providing working capital. Working capital advances accrued interest at a rate equal to the Wall Street Journal Prime Rate of Interest, floating with a floor of 4.5%. As collateral for any borrowings, the Company granted a first lien and security interest in all of the assets of the Company, including but not limited to, accounts receivable, proceeds and products, intangibles, trademarks, patents, intellectual property, machinery and equipment. The agreement also required certain cash collateral and compliance with certain restrictive covenants. In connection with the Citizen's Bank credit facility noted below, this agreement was modified in December 2016 to terminate the revolving line of credit, but maintain the outstanding letters of credit through February 17, 2017. At December 31, 2016 and 2015, the cash collateral account totaled $1.1 million and $3.6 million, respectively, and was classified as restricted cash on the consolidated balance sheets. As of December 31, 2016, the Company was in compliance with its financial covenants. Citizen's Bank In December 2016, the Company entered into a new three-year, $5.0 million revolving line of credit facility with Citizen's Bank to fund general working capital needs, including acquisitions. The available credit facility is reduced for any issued and outstanding letters of credit and working capital advances. Working capital advances bear interest of LIBOR plus 2.25% per annum and letter of credit fees are 1.25% per annum. The Company is not required to maintain a restricted cash collateral account at Citizen's Bank for outstanding letters of credit and working capital advances. The credit facility agreement is subject to standard financial covenants and reporting requirements.

9. Long-Term Debt

At December 31, 2016 and 2015, the Company had no long-term debt.

Line of Credit

BB&T Bank

We previously had a Master Loan and Security Agreement and Revolving Credit Note with BB&T that provided a $7.5 million revolving line of credit for the purpose of issuing stand-by letters of credit and providing working capital. Working capital advances accrued interest at a rate equal to the Wall Street Journal Prime Rate of Interest, floating with a floor of 4.5%. As collateral for any borrowings, the Company granted a first lien and security interest in all of the assets of the Company, including but not limited to, accounts receivable, proceeds and products, intangibles, trademarks, patents, intellectual property, machinery and equipment. The agreement also required certain cash collateral and compliance with certain restrictive covenants.

In connection with the Citizen's Bank credit facility noted below, this agreement was modified in December 2016 to terminate the revolving line of credit, but maintain the outstanding letters of credit through February 17, 2017.

At December 31, 2016 and 2015, the cash collateral account totaled $1.1 million and $3.6 million, respectively, and was classified as restricted cash on the consolidated balance sheets.

As of December 31, 2016, the Company was in compliance with its financial covenants.

Citizen's Bank

In December 2016, the Company entered into a new three-year, $5.0 million revolving line of credit facility with Citizen's Bank to fund general working capital needs, including acquisitions. The available credit facility is reduced for any issued and outstanding letters of credit and working capital advances. Working capital advances bear interest of LIBOR plus 2.25% per annum and letter of credit fees are 1.25% per annum. The Company is not required to maintain a restricted cash collateral account at Citizen's Bank for outstanding letters of credit and working capital advances. The credit facility agreement is subject to standard financial covenants and reporting requirements.