XML 71 R30.htm IDEA: XBRL DOCUMENT
v3.20.1

Stockholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Equity [Abstract] |
Summary of Warrants Issued and Outstanding | The following table summarizes the warrants issued and outstanding as of December 31, 2019:
Warrants Issued and Outstanding as of December 31, 2019 |
|  | Date of |  | Exercise |  |  | Shares of |
Description |  | Issuance |  | Expiration |  | Price |  |  | Common Stock |
Exercisable warrants |  |  |  |  |  |  |  |  |  |  |  |
Warrants |  | 3/30/2016 |  | 3/30/2021 |  | $ | 3.88 |  |  |  | 521,060 |
Total warrants issued and outstanding |  |  |  |  |  |  | 521,060 |
Summary of Stock Option Activity | The following table summarizes the stock option activity from January 1, 2018 through December 31, 2019:
|  | Stock Options |
|  |  |  |  |  |  |  | Weighted- |
|  |  |  |  |  | Exercise |  | Average |
|  | Number |  |  | Price Per |  | Exercise Price |
|  | of Shares |  |  | Share |  | Per Share |
Outstanding at January 1, 2018 |  |  | 1,389,816 |  |  | $1.17 — $26.00 |  | $ | 8.39 |
Granted |  |  | 420,500 |  |  | $1.65 — $2.62 |  | $ | 2.38 |
Canceled/Forfeited |  |  | (37,250 | ) |  | $2.39 — $23.20 |  | $ | 5.98 |
Outstanding at December 31, 2018 |  |  | 1,773,066 |  |  | $1.17 — $26.00 |  | $ | 7.02 |
Granted |  |  | 1,074,515 |  |  | $1.51 — $3.12 |  | $ | 1.93 |
Canceled/Forfeited |  |  | (402,128 | ) |  | $1.51 — $26.00 |  | $ | 15.64 |
Outstanding at December 31, 2019 |  |  | 2,445,453 |  |  | $1.17 — $23.20 |  | $ | 3.37 |
Summary of Stock Option Outstanding | The following additional information applies to options outstanding at December 31, 2019:
Range of Exercise Prices |  | Outstanding at December 31, 2019 |  |  | Weighted- Average Remaining Contractual Life |  |  | Weighted- Average Exercise Price |  |  | Exercisable at December 31, 2019 |  |  | Weighted- Average Exercise Price |
$1.17 - $23.20 |  |  | 2,445,453 |  |  |  | 7.6 |  |  | $ | 3.37 |  |  |  | 1,209,087 |  |  | $ | 4.47 |
The following additional information applies to options outstanding at December 31, 2018:
Range of Exercise Prices |  | Outstanding at December 31, 2018 |  |  | Weighted- Average Remaining Contractual Life |  |  | Weighted- Average Exercise Price |  |  | Exercisable at December 31, 2018 |  |  | Weighted- Average Exercise Price |
$1.17 - $26.00 |  |  | 1,773,066 |  |  |  | 6.9 |  |  | $ | 7.02 |  |  |  | 999,999 |  |  | $ | 10.05 |
Schedule of Weighted-Average Estimated Value of Employee Stock Options Granted | The weighted-average estimated value of employee stock options granted during the years ended December 31, 2019 and 2018 were estimated using the Black-Scholes-Merton option pricing model with the following weighted-average assumptions:
|  | Years Ended December 31, |
|  | 2019 |  |  | 2018 |
Expected volatility |  |  | 76 | % |  |  | 85 | %
Risk-free interest rate |  |  | 2.37 | % |  |  | 2.42 | %
Expected dividends |  |  | 0.00 | % |  |  | 0.00 | %
Expected term in years |  |  | 5.8 |  |  |  | 5.9 |

X
- Definition Summary of warrant activity. + References No definition available. + Details
Name: | qrhc_SummaryOfWarrantActivityTableTextBlock
Namespace Prefix: | qrhc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the weighted-average grant-date fair value of equity options or other equity instruments granted during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration