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Accrued Liabilities
12 Months Ended
Dec. 31, 2014
Accrued Liabilities [Abstract]  
Accrued Liabilities

Note 8. Accrued Liabilities

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

As of December 31,
2014
2013
Accrued compensation and related charges
$
2,656
 
$
1,762
 
Accrued product warranty
 
802
 
 
1,048
 
Current portion of royalty payments
 
800
 
 
800
 
Accrued professional services
 
509
 
 
543
 
Dividends payable by consolidated joint ventures
 
563
 
 
649
 
Accrued income taxes
 
119
 
 
125
 
Other accrued liabilities
 
2,185
 
 
2,359
 
$
7,634
 
$
7,286