Accrued and Other Current Liabilities (Tables)

9 Months Ended

Sep. 30, 2020

Payables And Accruals [Abstract]

Schedule of Accrued and Other Current Liabilities

	December 31,		September 30,
	2019		2020
	(In thousands)
Employee benefits	$	8,917	$	7,600
Other		1,684		1,485
Total	$	10,601	$	9,085