Summary of Significant Accounting Policies - (Tables)

9 Months Ended

Sep. 30, 2020

Summary of Significant Accounting Policies

Components of Inventory

	September 30,		December 31,
	2020		2019
Raw materials	$	333	$	217
Work-in-process		75		148
Finished goods		746		589
	$	1,154	$	954

Reconciliation of cash, cash equivalents, and restricted cash reported within the balance sheet to the total amounts shown in the statement of cash flows

	September 30,		September 30,		December 31,
	2020		2019		2019
Cash and cash equivalents	$	70,642	$	65,414	$	54,437
Restricted cash		1,764		1,764		1,764
Total cash, cash equivalents and restricted cash as shown on the statements of cash flows	$	72,406	$	67,178	$	56,201