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Other Accrued Expenses and Other Current Liabilities
12 Months Ended
Dec. 31, 2013
Payables and Accruals [Abstract]  
Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]
Note 11.
Other Accrued Expenses and Other Current Liabilities
 
 
 
December 31,
 
 
 
2012
 
2013
 
 
 
(in thousands)
 
 
 
 
 
 
 
 
Accrued mask, mold fees and other expenses for RD
 
$
7,582
 
8,981
 
Payable for purchases of equipment
 
 
1,694
 
2,897
 
Accrued software maintenance
 
 
2,006
 
1,439
 
Accrued payroll and related expenses
 
 
4,144
 
5,799
 
Accrued professional service fee
 
 
1,025
 
1,388
 
Warrant obligation
 
 
-
 
1,255
 
Accrued warranty costs
 
 
197
 
121
 
Accrued insurance, welfare expenses, etc.
 
 
7,077
 
8,186
 
 
 
$
23,725
 
30,066
 
 
The movement in accrued warranty costs for the years ended December 31, 2011, 2012 and 2013 is as follows:
 
 
 
 
 
 
Additions
 
 
 
 
 
 
 
Balance at
 
(reversal)
 
 
 
Balance at
 
 
 
beginning
 
charged to
 
Amounts
 
end of
 
Period
 
of year
 
expense
 
utilized
 
year
 
 
 
(in thousands)
 
 
 
 
 
 
 
 
 
 
 
 
Year 2011
 
$
679
 
(321)
 
(280)
 
78
 
Year 2012
 
$
78
 
856
 
(737)
 
197
 
Year 2013
 
$
197
 
364
 
(440)
 
121