Other Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

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):

	December 31,
	2017		2016
Accrued VAT	$	3,916	$	3,928
Income taxes payable		3,724		2,156
Accrued professional fees		2,500		1,389
Accrued royalties		2,037		1,583
Non-income tax liabilities		1,343		739
Defined contribution plan liabilities		1,274		1,139
Billings in excess of cost		832		1,021
Related party liabilities		119		1,045
Other current liabilities		5,999		3,296
Total	$	21,744	$	16,296

Summary of Other Long-term Liabilities

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

	December 31,
	2017		2016
Pension and other post retirement liabilities	$	7,670	$	5,959
Deferred tax liabilities		1,620		1,379
Other liabilities		8,357		9,776
Total	$	17,647	$	17,114