Notes Payable	6 Months Ended
Jun. 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 $3.10 million at June 30, 2016. Under Facility A, the Company may borrow, repay and reborrow, up to the Borrowing Base. Facility A also allows the issuance of standby letters of credit. As of June 30, 2016, we had no letters of credit outstanding. At June 30, 2016, the outstanding balance of Facility A is $0.90 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 June 30, 2016, the outstanding balance is $4.35 million. Under the Loan Agreement, the interest rate on both facilities is LIBOR (0.65% at June 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 maintains it is in compliance with all covenants required under the Loan Agreement. As of the date of this filing, the Bank has verbally communicated that they believe the Company is not in compliance with the free cash flow covenant. The Company is currently in discussion with the Bank to resolve this issue. The Company had a total of $5.25 million of borrowings outstanding under the Bank Loan Agreement at June 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 $3.10 million at June 30, 2016. Under Facility A, the Company may borrow, repay and reborrow, up to the Borrowing Base. Facility A also allows the issuance of standby letters of credit. As of June 30, 2016, we had no letters of credit outstanding. At June 30, 2016, the outstanding balance of Facility A is $0.90 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 June 30, 2016, the outstanding balance is $4.35 million.

Under the Loan Agreement, the interest rate on both facilities is LIBOR (0.65% at June 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 maintains it is in compliance with all covenants required under the Loan Agreement. As of the date of this filing, the Bank has verbally communicated that they believe the Company is not in compliance with the free cash flow covenant. The Company is currently in discussion with the Bank to resolve this issue.

The Company had a total of $5.25 million of borrowings outstanding under the Bank Loan Agreement at June 30, 2016 and $5.54 million at December 31, 2015.