Cash, cash equivalents and restricted cash (Tables)

9 Months Ended

Sep. 30, 2018

Cash, cash equivalents and restricted cash

Schedule of reconciliation of cash, cash equivalents and restricted cash

	September 30,		December 31,
	2018			2017
	(in thousands)
Cash and cash equivalents	$	148,716	$	133,407
Short-term and long-term restricted cash		6,877		7,473
Total cash, cash equivalents and restricted cash	$	155,593	$	140,880