Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2021

Fair Value Disclosures [Abstract]

Schedule of fair value measurements by level

The following tables summarize fair value measurements by level for assets and liabilities measured at fair value on a recurring basis as of the periods presented (in thousands):

	Balance as of September 30, 2021
	Level I		Level II		Level III		Total
Letter of credit (1)	$	408	$	—	$	—	$	408
Total assets	$	408	$	—	$	—	$	408
Contingent consideration (2)	$	—	$	—	$	1,790	$	1,790
Total liabilities	$	—	$	—	$	1,790	$	1,790

	Balance as of December 31, 2020
	Level I		Level II		Level III		Total
Letter of credit (1)	$	408	$	—	$	—	$	408
Total assets	$	408	$	—	$	—	$	408
Contingent consideration (2)	$	—	$	—	$	485	$	485
Total liabilities	$	—	$	—	$	485	$	485

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(1)    $408,000 was included in "Restricted cash - long term" on our condensed consolidated balance sheets as of September 30, 2021 and December 31, 2020. 

(2) Contingent consideration was included in "Other accrued liabilities" on our condensed consolidated balance sheets as of September 30, 2021 and December 31, 2020.

Schedule of fair value measurements using significant Level III inputs

The fair value measurements using significant Level III inputs, and changes therein, was as follows (in thousands):

	Level III Contingent Consideration
Balance as of December 31, 2020	$	485
Change in fair value	1,305
Balance as of September 30, 2021	$	1,790