Long-term Debt and Financing Arrangements (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 61,125	$ 1,714
Less portion due within one year	(637)	(663)
Total long-term debt	60,488	1,051
Revolver Loan, due January 31, 2019 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	60,000	0
Debt Instrument, Interest Rate, Effective Percentage	1.40%
Capital Lease, land and building, St. Nazaire, France [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	1,080	1,647
Debt Instrument, Interest Rate, Effective Percentage	5.44%
Capital Lease, manufacturing equipment, Hamptonville, North Carolina [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 45	$ 67
Debt Instrument, Interest Rate, Effective Percentage	5.00%