Line of Credit	6 Months Ended
Jun. 30, 2015
Debt Disclosure [Abstract]
Line of Credit	5. Line of Credit On December 15, 2010, Quest entered into a Revolving Credit Note and Loan Agreement with Regions Bank (“Regions”), a national banking association. This agreement, as amended, provides Quest with a loan facility up to $10,000,000 for working capital with advances generally limited to 80% of eligible accounts receivable from Quest’s largest customer and 85% of all other eligible accounts receivable. The interest on the outstanding principal amount accrues daily and is payable monthly based on a fluctuating interest rate per annum, which is the base rate plus 1.50% (2.44% as of June 30, 2015). The base rate for any day is the greater of (a) the federal funds rate plus one-half of 1%, (b) Region’s published effective prime rate, or (c) the Eurodollar rate for such day based on an interest period of one month. To secure the amounts due under the agreement, Quest granted Regions a security interest in all of its assets. Quest had $7,250,000 outstanding and $2,750,000 available to be borrowed as of June 30, 2015, excluding the $5,000,000 accordion. The amount of interest expense related to the Regions line of credit for the three months ended June 30, 2015 and 2014 was $53,479 and $49,304, respectively. The amount of interest expense related to the Regions line of credit for the six months ended June 30, 2015 and 2014 was $88,529 and $92,384, respectively. On May 9, 2014, Quest entered into a Sixth Amendment to Loan Agreement with Regions. The loan agreement was amended to, among other things, (i) add a $5.0 million accordion feature, (ii) increase the borrowing base, (iii) reduce the applicable margin for eurodollar rate loans by 1.0% per annum, (iv) add an unused fee of 0.25% per annum, (v) extend the maturity date to May 31, 2015, (vi) release the guaranty of our Chief Executive Officer previously executed in favor of Regions, (vii) add our company and our wholly owned subsidiary, Earth911, as guarantors (collectively, the “Guarantors”), (viii) allow for permitted acquisitions, and (ix) delete two of the financial covenants and modify the other financial covenants in certain respects. As of June 30, 2015, we were in compliance with the financial covenants. In connection with the Sixth Amendment, on May 9, 2014, the “Guarantors” entered into a Guaranty (the “Guaranty”) for the benefit of Regions to guarantee the obligations of Quest under the loan agreement and other loan documents. In addition, on May 9, 2014, Earth911 entered into a Pledge Agreement with Regions, pursuant to which Earth911 pledged to Regions 50% of the membership interests in Quest held by Earth911 to secure the prompt and complete payment and performance of the obligations of Quest and the Guarantors under the loan agreement and other loan documents. During the six months ended June 30, 2015, Quest entered into a Seventh Amendment to Loan Agreement with Regions. The loan agreement was amended to, among other things, (i) reduce the applicable margin for eurodollar rate loans by 0.25% per annum, (ii) extend the maturity date to May 13, 2018, and (iii) modify the permitted acquisitions in certain respects. On July 7, 2015, Quest entered into an Eighth Amendment to Loan Agreement with Regions as discussed in Note 11 — Material Subsequent Events.

5. Line of Credit

On December 15, 2010, Quest entered into a Revolving Credit Note and Loan Agreement with Regions Bank (“Regions”), a national banking association. This agreement, as amended, provides Quest with a loan facility up to $10,000,000 for working capital with advances generally limited to 80% of eligible accounts receivable from Quest’s largest customer and 85% of all other eligible accounts receivable. The interest on the outstanding principal amount accrues daily and is payable monthly based on a fluctuating interest rate per annum, which is the base rate plus 1.50% (2.44% as of June 30, 2015). The base rate for any day is the greater of (a) the federal funds rate plus one-half of 1%, (b) Region’s published effective prime rate, or (c) the Eurodollar rate for such day based on an interest period of one month. To secure the amounts due under the agreement, Quest granted Regions a security interest in all of its assets. Quest had $7,250,000 outstanding and $2,750,000 available to be borrowed as of June 30, 2015, excluding the $5,000,000 accordion. The amount of interest expense related to the Regions line of credit for the three months ended June 30, 2015 and 2014 was $53,479 and $49,304, respectively. The amount of interest expense related to the Regions line of credit for the six months ended June 30, 2015 and 2014 was $88,529 and $92,384, respectively.

On May 9, 2014, Quest entered into a Sixth Amendment to Loan Agreement with Regions. The loan agreement was amended to, among other things, (i) add a $5.0 million accordion feature, (ii) increase the borrowing base, (iii) reduce the applicable margin for eurodollar rate loans by 1.0% per annum, (iv) add an unused fee of 0.25% per annum, (v) extend the maturity date to May 31, 2015, (vi) release the guaranty of our Chief Executive Officer previously executed in favor of Regions, (vii) add our company and our wholly owned subsidiary, Earth911, as guarantors (collectively, the “Guarantors”), (viii) allow for permitted acquisitions, and (ix) delete two of the financial covenants and modify the other financial covenants in certain respects. As of June 30, 2015, we were in compliance with the financial covenants.

In connection with the Sixth Amendment, on May 9, 2014, the “Guarantors” entered into a Guaranty (the “Guaranty”) for the benefit of Regions to guarantee the obligations of Quest under the loan agreement and other loan documents. In addition, on May 9, 2014, Earth911 entered into a Pledge Agreement with Regions, pursuant to which Earth911 pledged to Regions 50% of the membership interests in Quest held by Earth911 to secure the prompt and complete payment and performance of the obligations of Quest and the Guarantors under the loan agreement and other loan documents.

During the six months ended June 30, 2015, Quest entered into a Seventh Amendment to Loan Agreement with Regions. The loan agreement was amended to, among other things, (i) reduce the applicable margin for eurodollar rate loans by 0.25% per annum, (ii) extend the maturity date to May 13, 2018, and (iii) modify the permitted acquisitions in certain respects.

On July 7, 2015, Quest entered into an Eighth Amendment to Loan Agreement with Regions as discussed in Note 11 — Material Subsequent Events.