Line of Credit	12 Months Ended
Dec. 31, 2016
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 of up to $15,000,000 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% (2.93% as of December 31, 2016). 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 with guarantees from QRHC and Earth911. Quest had $4,750,000 outstanding and approximately $9,031,000 available to be borrowed as of December 31, 2016. The amount of interest expense related to the Regions line of credit for the years ended December 31, 2016 and 2015 was $221,424 and $204,984, respectively. As of December 31, 2016 we were in compliance with the financial covenants included in the agreement. During the year ended December 31, 2015, Quest entered into two amendments with Regions. On May 13, 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 31, 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. The loan agreement was amended to, among other things, increase the aggregate revolving credit commitment to $15.0 million by exercising the $5.0 million accordion feature in the loan agreement. On February 24, 2017, Quest entered into a Loan, Security and Guaranty Agreement, dated as of February 24, 2017, with Citizens Bank, National Association as a lender, and as administrative agent, collateral agent, and issuing bank, which provides for an asset-based revolving credit facility (the “ABL Facility”) of up to $20 million and an equipment loan facility in the maximum principal amount of $2.0 million. The ABL Facility replaced Quest’s Revolving Credit Note and Loan Agreement with Regions, which was paid off and terminated effective February 24, 2017. See Note 14 for additional details.

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 of up to $15,000,000 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% (2.93% as of December 31, 2016). 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 with guarantees from QRHC and Earth911. Quest had $4,750,000 outstanding and approximately $9,031,000 available to be borrowed as of December 31, 2016. The amount of interest expense related to the Regions line of credit for the years ended December 31, 2016 and 2015 was $221,424 and $204,984, respectively. As of December 31, 2016 we were in compliance with the financial covenants included in the agreement.

During the year ended December 31, 2015, Quest entered into two amendments with Regions. On May 13, 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 31, 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. The loan agreement was amended to, among other things, increase the aggregate revolving credit commitment to $15.0 million by exercising the $5.0 million accordion feature in the loan agreement.

On February 24, 2017, Quest entered into a Loan, Security and Guaranty Agreement, dated as of February 24, 2017, with Citizens Bank, National Association as a lender, and as administrative agent, collateral agent, and issuing bank, which provides for an asset-based revolving credit facility (the “ABL Facility”) of up to $20 million and an equipment loan facility in the maximum principal amount of $2.0 million. The ABL Facility replaced Quest’s Revolving Credit Note and Loan Agreement with Regions, which was paid off and terminated effective February 24, 2017. See Note 14 for additional details.