Accounts Payable and Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2016

Payables And Accruals [Abstract]

Accounts Payable and Accrued Liabilities

	December 31,		June 30,
	2015		2016
	(In thousands)
Accounts payable	$	2,671	$	3,207
Accrued liabilities:
Employee benefits		7,652		5,114
Taxes other than on income		253		389
Customer tooling		320		408
Professional		75		20
Insurance		244		156
Other		403		674
Total accounts payable and accrued liabilities	$	11,618	$	9,968