Notes Payable	9 Months Ended
Sep. 30, 2016
Debt Disclosure [Abstract]
Notes Payable	5. Notes Payable Revolving Credit Agreement On December 29, 2015, the Company entered into a Loan Agreement (the “Loan Agreement”) with Frost Bank (the “Bank”). The Loan Agreement provides two separate revolving credit facilities to the Company. The first facility (“Facility A”) provides the Company with a $4.00 million revolving line of credit with a two-year term maturing December 29, 2017, subject to a maximum loan amount (the “Borrowing Base”) based on a formula related to the value of certain of the Company’s accounts receivable, inventories and equipment totaling $3.29 million at September 30, 2016. Under Facility A, the Company may borrow, repay and reborrow, up to the Borrowing Base. At September 30, 2016, the outstanding balance of Facility A is $1.50 million. The second facility (“Facility B”) provides the Company with a $4.50 million declining revolving line of credit. The Company may borrow, repay and reborrow from the line. The amount available to borrow under Facility B declines from the initial $4.50 million by $0.15 million each six months. Facility B’s maturity date is December 29, 2020 when all outstanding principal and unpaid accrued interest is due and payable. At September 30, 2016, the outstanding balance is $4.35 million. Under the Loan Agreement, the interest rate on both facilities is LIBOR (0.85% at September 30, 2016) plus 4.00% per year. The Loan Agreement also provides for usual and customary covenants and restrictions including that the borrower must maintain a fixed charge coverage ratio of no less than 1.25 to 1.00, and a ratio of consolidated total liabilities to consolidated net worth not to exceed 1.25. The Company was not in compliance with the fixed charge coverage ratio as of September 30, 2016 but was granted a waiver for the period. There can be no assurances that covenants can be met in the future and if not met, waivers can be obtained. In return, Facility A is capped at $1.50 million of availability until the Company is back in compliance. As of September 30, 2016, there was no additional borrowing capacity available under Facility A. The Company had a total of $5.85 million of borrowings outstanding under the Bank Loan Agreement at September 30, 2016 and $5.54 million at December 31, 2015.

5. Notes Payable

Revolving Credit Agreement

On December 29, 2015, the Company entered into a Loan Agreement (the “Loan Agreement”) with Frost Bank (the “Bank”). The Loan Agreement provides two separate revolving credit facilities to the Company. The first facility (“Facility A”) provides the Company with a $4.00 million revolving line of credit with a two-year term maturing December 29, 2017, subject to a maximum loan amount (the “Borrowing Base”) based on a formula related to the value of certain of the Company’s accounts receivable, inventories and equipment totaling $3.29 million at September 30, 2016. Under Facility A, the Company may borrow, repay and reborrow, up to the Borrowing Base. At September 30, 2016, the outstanding balance of Facility A is $1.50 million.

The second facility (“Facility B”) provides the Company with a $4.50 million declining revolving line of credit. The Company may borrow, repay and reborrow from the line. The amount available to borrow under Facility B declines from the initial $4.50 million by $0.15 million each six months. Facility B’s maturity date is December 29, 2020 when all outstanding principal and unpaid accrued interest is due and payable. At September 30, 2016, the outstanding balance is $4.35 million.

Under the Loan Agreement, the interest rate on both facilities is LIBOR (0.85% at September 30, 2016) plus 4.00% per year. The Loan Agreement also provides for usual and customary covenants and restrictions including that the borrower must maintain a fixed charge coverage ratio of no less than 1.25 to 1.00, and a ratio of consolidated total liabilities to consolidated net worth not to exceed 1.25. The Company was not in compliance with the fixed charge coverage ratio as of September 30, 2016 but was granted a waiver for the period. There can be no assurances that covenants can be met in the future and if not met, waivers can be obtained. In return, Facility A is capped at $1.50 million of availability until the Company is back in compliance. As of September 30, 2016, there was no additional borrowing capacity available under Facility A.

The Company had a total of $5.85 million of borrowings outstanding under the Bank Loan Agreement at September 30, 2016 and $5.54 million at December 31, 2015.