Additional Financial Statement Information (Tables)

12 Months Ended

Dec. 31, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Other Nonoperating Income (Expense)

The caption “Other” on the consolidated statements of operations consists of the following (in thousands):

	Years ended December 31,
	2016			2015			2014
Foreign exchange gain (loss)	$	449		$	(2,146	)	$	(945	)
Interest income	179			225			261
Other	(246		)	(161		)	(56		)
	$	382		$	(2,082	)	$	(740	)

Schedule of Accrued Liabilities

Other accrued expenses consist of the following (in thousands):

	December 31,
	2016		2015
Customer advance payments	$	2,468	$	3,004
Accrued restructuring	1,333		2,827
Goods received, not yet invoiced	1,618		2,332
Accrued taxes, other than income taxes	1,379		1,468
Accrued commissions	1,460		1,785
Accrued professional fees	2,155		1,874
Other	2,872		3,314
	$	13,285	$	16,604