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Accumulated Other Comprehensive Income (Loss) - Schedule of Reclassifications of Accumulated Other Comprehensive Income (Loss) (Detail) (Amount Reclassified from Accumulated Other Comprehensive Income (Loss) [Member], USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassifications for the period recognized in net income (loss)	$ (42)	$ (88)
Pension Liability Adjustment [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Sales	(86)	(196)
Tax (expense) benefit	31	67
Reclassifications for the period recognized in net income (loss)	(55)	(129)
Deferred Gain on Cash Flow Derivatives [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net Sales	20	65
Tax (expense) benefit	(7)	(24)
Reclassifications for the period recognized in net income (loss)	$ 13	$ 41