Hedging (Tables)

6 Months Ended

Jun. 30, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

 A summary of the aggregate contractual or notional amounts, balance sheet location and estimated fair values of derivative financial instruments designated as cash flow hedges at June 30, 2015 is as follows (in thousands):

	Contractual/ Notional Amount		Condensed Consolidated Balance Sheet Classification	Estimated Fair Value
Type of Cash Flow Hedge				Asset		(Liability)
Foreign currency forward exchange contracts	$	8,179	Other accrued liabilities	$	—	$	(95	)

A summary of the aggregate contractual or notional amounts, balance sheet location and estimated fair values of derivative financial instruments designated as cash flow hedges at December 31, 2014 is as follows (in thousands):

	Contractual/ Notional Amount		Condensed Consolidated Balance Sheet Classification	Estimated Fair Value
Type of Cash Flow Hedge				Asset		(Liability)
Foreign currency forward exchange contracts	$	14,193	Other accrued liabilities	$	—	$	(83	)

Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

A summary of the aggregate contractual or notional amounts, balance sheet location and estimated fair values of derivative financial instruments designated as cash flow hedges at June 30, 2015 is as follows (in thousands):

	Contractual/ Notional Amount		Condensed Consolidated Balance Sheet Classification	Estimated Fair Value
Type of Cash Flow Hedge				Asset		(Liability)
Foreign currency forward exchange contracts	$	8,179	Other accrued liabilities	$	—	$	(95	)

A summary of the aggregate contractual or notional amounts, balance sheet location and estimated fair values of derivative financial instruments designated as cash flow hedges at December 31, 2014 is as follows (in thousands):

	Contractual/ Notional Amount		Condensed Consolidated Balance Sheet Classification	Estimated Fair Value
Type of Cash Flow Hedge				Asset		(Liability)
Foreign currency forward exchange contracts	$	14,193	Other accrued liabilities	$	—	$	(83	)

There were no ineffective hedges for the three and six months ended June 30, 2015 and 2014. The following table summarizes the effect of derivative instruments on the consolidated financial statements as a loss (gain) as follows (in thousands):

	Three Months Ended					Six Months Ended
	June 30,					June 30,
	2015			2014		2015			2014
Cost of sales	$	33		$	27	$	29		$	113
Research and development	55			45		49			187
Selling, general and administrative	(9		)	26		(8		)	97
Total	$	79		$	98	$	70		$	397

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]

The following is a summary of changes to comprehensive income (loss) associated with the Company's hedging activities (in thousands):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2015			2014			2015			2014
Beginning balance of unrealized loss on forward exchange contracts	$	(634	)	$	(360	)	$	(752	)	$	(875	)
Other comprehensive loss before reclassifications	(130		)	(6		)	(3		)	210
Amounts reclassified from other comprehensive income	79			98			70			397
Other comprehensive income (loss)	(51		)	92			67			607
Ending balance of unrealized loss on forward exchange contracts	$	(685	)	$	(268	)	$	(685	)	$	(268	)