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Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2013

Accrued Liabilities [Abstract]

Components of accrued liabilities

The components of accrued liabilities are summarized below (in thousands):

		June 30,				December 31,
		2013				2012
Accrued compensation and related charges		$	1,628			$	2,066
Dividends payable by consolidated joint ventures			1,168				—
Accrued product warranty			804				588
Current portion of royalty payments			800				800
Accrued income taxes			685				640
Accrued professional services			484				609
Other accrued liabilities			3,567				2,499
		$	9,136			$	7,202

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Tabular disclosure of the components of accrued liabilities.

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