Basis of Presentation and Summary of Significant Accounting Policies (Tables)

6 Months Ended

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