Restricted Cash (Tables)

3 Months Ended

Mar. 31, 2020

Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]

Reconciliation of cash between balance sheets and statements of cash flows

	March 31,		December 31,
	2020		2019
	(in thousands)
Cash and cash equivalents	$	29,505	$	43,531
Restricted cash included in Prepaid expenses and other current assets		1,842		—
Restricted cash included in Other noncurrent assets		1,349		2,912
Total cash, cash equivalents and restricted cash	$	32,696	$	46,443
	March 31,		December 31,
	2019		2018
	(in thousands)
Cash and cash equivalents	$	99,114	$	95,615
Restricted cash included in Prepaid expenses and other current assets		—		—
Restricted cash included in Other noncurrent assets		1,693		1,692
Total cash, cash equivalents and restricted cash	$	100,807	$	97,307