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Accrued Severance, Severance Assets and Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2016

Compensation and Retirement Disclosure [Abstract]

Breakdown of Company's Severance Liability and Severance Assets

		As of December 31,
		2016				2015
Current severance liability (included in Accrued payroll, payroll taxes and social benefits)		$	279			$	41
Non-current severance liability			—				4,984
Total severance liability		$	279			$	5,025
Current severance assets (included in Other current assets)		$	—			$	51
Non-current severance assets			—				3,558
Total severance assets		$	—			$	3,609

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