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Basis of Presentation and Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2018
Accounting Policies [Abstract] |
Schedule of Revenue by Major Customers by Reporting Segments | The Company had major payors that contributed the following percentage of net revenue:
|  | For the Three Months Ended June 30, |
|  | 2018 |  |  | 2017 |
Payor A |  |  | * | % |  |  | 13.4 | %
Payor B |  |  | 15.4 | % |  |  | 17.5 | %
Payor C |  |  | * | % |  |  | 12.0 | %
Payor D |  |  | * | % |  |  | 12.1 | %
* Less than 10% of total net revenues
|  | For the Six Months Ended June 30, |
|  | 2018 |  |  | 2017 |
Payor A |  |  | * | % |  |  | 13.1 | %
Payor B |  |  | 13.7 | % |  |  | 20.8 | %
Payor C |  |  | * | % |  |  | 11.9 | %
Payor D |  |  | 10.2 | % |  |  | 12.4 | %
* Less than 10% of total net revenues The Company had major payors that contributed to the following percentage of receivables before the allowance for doubtful accounts:
|  | As of June 30, 2018 |  |  | As of December 31, 2017 |
Payor E |  |  | 21.6 | % |  |  | 23.8 | %
Payor F |  |  | 32.5 | % |  |  | 30.5 | %
Payor G |  |  | 14.1 | % |  |  | * | %
* Less than 10% of receivables
Fair Value Measurements, Recurring and Nonrecurring | The carrying amounts and fair values of the Company’s financial instruments as of June 30, 2018 are presented below:
|  | Fair Value Measurements |  |  |  |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Assets |  |  |  |  |  |  |  |  |  |  |  |
Money market funds* |  | $ | 75,345,074 |  |  | $ | - |  |  | $ | - |  |  | $ | 75,345,074 |
Marketable securities – certificates of deposit |  |  | 1,061,022 |  |  |  | - |  |  |  | - |  |  |  | 1,061,022 |
Marketable securities – equity securities |  |  | 69,945 |  |  |  | - |  |  |  | - |  |  |  | 69,945 |
Total |  | $ | 76,476,041 |  |  | $ | - |  |  | $ | - |  |  | $ | 76,476,041 |
The carrying amounts and fair values of the Company’s financial instruments as of December 31, 2017 are presented below:
|  | Fair Value Measurements |  |  |  |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Assets |  |  |  |  |  |  |  |  |  |  |  |
Money market funds* |  | $ | 41,231,405 |  |  | $ | - |  |  | $ | - |  |  | $ | 41,231,405 |
Marketable securities – certificates of deposit |  |  | 1,057,090 |  |  |  | - |  |  |  | - |  |  |  | 1,057,090 |
Marketable securities – equity securities |  |  | 86,005 |  |  |  | - |  |  |  | - |  |  |  | 86,005 |
Total |  | $ | 42,374,500 |  |  | $ | - |  |  | $ | - |  |  | $ | 42,374,500 |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation | There were no Level 3 inputs measured on a recurring basis for the six months ended June 30, 2018. The following summarizes activity of Level 3 inputs measured on a recurring basis for the three and six months ended June 30, 2017:
|  | Derivative Assets (Warrants) |
Balance at April 1, 2017 |  | $ | 4,072,222 |
Change in fair value of warrant liabilities |  |  | 1,394,443 |
Balance at June 30, 2017 |  | $ | 5,466,665 |
|  | Derivative Assets (Warrants) |
Balance at January 1, 2017 |  | $ | 5,338,886 |
Change in fair value of warrant liabilities |  |  | 127,779 |
Balance at June 30, 2017 |  | $ | 5,466,665 |

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- Definition Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19279-110258 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2C -URI http://asc.fasb.org/extlink&oid=99377789&loc=SL7498348-110258 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19190-110258 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) using recurring unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19279-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
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