Fair Value Measurement (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value Disclosures [Abstract]

Fair Values of our Derivative Assets and Liabilities

The fair values of our derivative assets and liabilities measured on a recurring basis as of December 31 are categorized as follows (in thousands):

	2015								2014
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Derivative assets 1	$	36	$	—	$	36	$	—	$	232	$	—	$	232	$	—
Derivative liabilities 1	$	524	$	—	$	524	$	—	$	562	$	—	$	562	$	—

¹  Based on observable market transactions of spot and forward rates.

Notional Amount of Foreign Exchange Contracts

The following table summarizes the notional amount of our open foreign exchange contracts at December 31 (in thousands):

	2015				2014
	U.S. $ Equivalent		U.S. Equivalent Fair Value		U.S. $ Equivalent		U.S. Equivalent Fair Value
Commitments to buy or sell currencies	$	15,490	$	15,479	$	24,206	$	23,411

Fair Value and Presentation in Consolidated Balance Sheets for Derivatives not Designated as Accounting Hedges

The following table summarizes the fair value and presentation in the consolidated balance sheets for derivatives not designated as accounting hedges at December 31 (in thousands):

	Asset Derivatives
	2015			2014
	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Foreign exchange contracts	Other current assets	$	36	Other current assets	$	232
	Liability Derivatives
	2015			2014
	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Foreign exchange contracts	Accrued liabilities	$	524	Accrued liabilities	$	562

Effect of Derivative Instruments on Consolidated Statements of Income for Derivatives not Designated as Accounting Hedges

The following table summarizes the effect of derivative instruments on the consolidated statements of income (loss) for derivatives not designated as accounting hedges at December 31 (in thousands):

		2015		2014
	Location of Gain (Loss) Recognized in Income on Derivatives	Amount of Gain (Loss) Recognized in Income on Derivatives
Foreign exchange contracts	Cost of Revenues	$	151	$	(484	)

Carrying Amounts and Fair Values of Our Long-Term Debt Obligations

The carrying amounts and fair values of our long-term debt at December 31 are as follows (in thousands):

	2015				2014
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Long-term debt	$	235,000	$	192,700	$	250,000	$	257,500