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Other Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Payables and Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

		December 31,
		2014			2015
		(in thousands)
Accrued mask, mold fees and other expenses for RD		$	8,911			9,217
Payable for purchases of equipment			2,359			2,950
Accrued software maintenance			1,930			1,750
Accrued payroll and related expenses			6,455			7,780
Accrued professional service fee			970			1,066
Sales received in advance			368			3,655
Accrued warranty costs			103			227
Accrued insurance, welfare expenses, etc.			5,896			9,385
		$	26,992			36,030

Schedule of Product Warranty Liability [Table Text Block]

The movement in accrued warranty costs for the years ended December 31, 2013, 2014 and 2015 is as follows:

		Balance at			Additions						Balance at
		beginning			charged to			Amounts			end of
Period		of year			expense			utilized			year
		(in thousands)
Year 2013		$	197			364			(440)			121
Year 2014		$	121			355			(373)			103
Year 2015		$	103			1,121			(997)			227

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- References

No definition available.

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- Definition

Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses.

+ References

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- Definition

Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=51674963&loc=d3e12565-110249

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