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

6 Months Ended

Jun. 30, 2021

Accounting Policies [Abstract]

Schedule of Disaggregated Revenue by Each Payor Type

The following table presents disaggregated revenue generated by payor type for the three and six months ended June 30, 2021 and 2020 (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Commercial	$	33,296	$	25,479	$	65,562	$	50,192
Medicare	64,273		62,038		128,950		126,918
Medicaid	68,482		68,450		138,146		134,897
Other third parties	9,587		9,202		19,038		18,267
Revenue	$	175,638	$	165,169	$	351,696	$	330,274

Schedule of Contributions to Revenue and Receivables by Payor

The Company had major payors that contributed the following percentages of net revenue:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Payor A	12.5	%	11.9	%	12.6	%	11.9	%
Payor B	10.3	%	10.3	%	10.4	%	10.3	%
Payor C	16.7	%	17.5	%	16.8	%	17.5	%
Payor D	*		12.4	%	*		12.9	%
Payor E	*		10.1	%	*		10.3	%

*    Less than 10% of total net revenues

The Company had major payors that contributed to the following percentages of receivables and receivables – related parties:

	As of June 30, 2021		As of December 31, 2020
Payor C	11.5	%	*
Payor F	41.1	%	43.9	%
Payor G	34.4	%	36.5	%

*    Less than 10% of total receivables and receivables — related parties, net

Schedule of Carrying Amounts and Fair Values of Financial Instruments

The carrying amounts and fair values of the Company’s financial instruments as of June 30, 2021, are presented below (in thousands):

	Fair Value Measurements
	Level 1		Level 2		Level 3		Total
Assets
Money market funds*	$	107,403	$	—	$	—	$	107,403
Marketable securities – certificates of deposit	67,200		—		—		67,200
Marketable securities – equity securities	120,006		—		—		120,006
Total assets	$	294,609	$	—	$	—	$	294,609
Liabilities
Interest rate swaps	$	—	$	1,195	$	—	$	1,195
Total liabilities	$	—	$	1,195	$	—	$	1,195

*    Included in cash and cash equivalents

The carrying amounts and fair values of the Company’s financial instruments as of December 31, 2020, are presented below (in thousands):

	Fair Value Measurements
	Level 1		Level 2		Level 3		Total
Assets
Money market funds*	$	115,769	$	—	$	—	$	115,769
Marketable securities – certificates of deposit	67,637		—		—		67,637
Marketable securities – equity securities	58		—		—		58
Total	$	183,464	$	—	$	—	$	183,464

*    Included in cash and cash equivalents