Cash and cash equivalents (Tables)

9 Months Ended

Sep. 30, 2019

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents

(in thousands)	SEPTEMBER 30, 2019		DECEMBER 31, 2018
Cash	$	22,270	$	25,061
Cash equivalents		44,036		51,867
	$	66,306	$	76,928