Hedge Contracts Hedge Contracts (Tables)

12 Months Ended

Dec. 31, 2015

Market Risks and Derivative Contracts (Tables) [Abstract]

Schedule of Notional Amounts of Outstanding Derivative Positions Table

	December 31, 2015
	US Dollar Notional Amount		Traded Exchange Rate	Settlement Date
	(In Thousands)
Forward purchase Mexican peso	$	4,641	17.45	1/19/2016

Derivative Designated as Hedging Instruments Table

	Balance Sheet	Fair Value at			Fair Value at
Foreign currency derivative instruments	Location	December 31, 2015			December 31, 2014
		(In Thousands)
Forward purchase contracts	Current assets	$	—		—
Forward purchase contracts	Current liabilities	(14		)	—
Total		$	(14	)	0