Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Summary of Significant Accounting Policies

Schedule of cash and cash equivalents

Cash and cash equivalents consist of highly liquid investments with maturities of three months or less from the date of purchase. Cash and cash equivalents consist of the following at December 31 (in thousands):

	2019		2018
Cash	$	15,863	$	6,750
Money market funds		42,960		39,168
Asset-backed securities		20,000		15,000
Corporate debt securities		⸺		9,236
Cash and cash equivalents	$	78,823	$	70,154

Schedule of reconciliation of cash, cash equivalents and restricted cash

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the statement of cash flows at December 31 (in thousands):

	2019		2018
Cash and cash equivalents	$	78,823	$	70,154
Restricted cash current		2,947		10,847
Restricted cash non-current		410		958
Cash, cash equivalents and restricted cash	$	82,180	$	81,959