Hedging (Tables)

9 Months Ended

Sep. 30, 2016

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 September 30, 2016 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	$	13,912	Other current assets	$	265	$	—

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, 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	$	14,024	Other accrued liabilities	$	—	$	(277	)

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 September 30, 2016 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	$	13,912	Other current assets	$	265	$	—

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, 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	$	14,024	Other accrued liabilities	$	—	$	(277	)

There were no ineffective hedges for the three and nine months ended September 30, 2016 and 2015. 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				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
Cost of sales	$	39	$	75	$	222	$	104
Research and development	60		122		355		171
Selling, general and administrative	23		91		137		83
Total	$	122	$	288	$	714	$	358

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						Nine Months Ended
	September 30,						September 30,
	2016			2015			2016			2015
Beginning balance of unrealized loss on forward exchange contracts	$	(603	)	$	(685	)	$	(819	)	$	(752	)
Other comprehensive income (loss) before reclassifications	127			(497		)	(249		)	(500		)
Amounts reclassified from other comprehensive income (loss)	122			288			714			358
Other comprehensive income (loss)	249			(209		)	465			(142		)
Ending balance of unrealized loss on forward exchange contracts	$	(354	)	$	(894	)	$	(354	)	$	(894	)