Other Liabilities (Tables)

3 Months Ended

Mar. 31, 2019

Other Liabilities Disclosure [Abstract]

Summary of Other Accrued Expenses and Current Liabilities

The following table provides the details of other accrued expenses and current liabilities (in thousands):

	March 31,		December 31,
	2019		2018
Income taxes payable	$	11,138	$	4,458
Accrued VAT		5,150		4,536
Accrued royalties		3,381		2,613
Accrued professional fees		2,595		3,165
Government grants		909		915
Defined contribution plan liabilities		786		1,376
Billings in excess of cost		578		1,504
Other current liabilities		7,373		8,998
Total	$	31,910	$	27,565

Summary of Other Long-term Liabilities

The following table provides details of other long-term liabilities (in thousands):

	March 31,		December 31,
	2019		2018
Pension and other post retirement liabilities	$	9,327	$	9,111
Deferred tax liabilities		7,636		7,736
Other liabilities		10,848		11,306
Total	$	27,811	$	28,153