Schedule of Debt and Capital Lease Obligations (Detail) In Thousands, unless otherwise specified	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2012 Credit Line, Due 2013 USD ($)		Dec. 31, 2011 Credit Line, Due 2013 USD ($)		Dec. 31, 2012 Term Loan, Denominated In U.S. Dollars, Due 2013 USD ($)		Dec. 31, 2011 Term Loan, Denominated In U.S. Dollars, Due 2013 USD ($)		Dec. 31, 2012 Term Loan, Denominated In Euros ("EUR"), Due 2013 USD ($)		Dec. 31, 2011 Term Loan, Denominated In Euros ("EUR"), Due 2013 USD ($)		Dec. 31, 2012 Secured Mortgages USD ($)		Dec. 31, 2012 Secured Mortgages EUR (€)	Dec. 31, 2011 Secured Mortgages USD ($)		Dec. 31, 2012 Capitalized Leases And Other Long-Term Debt USD ($)	Dec. 31, 2011 Capitalized Leases And Other Long-Term Debt USD ($)
Debt Instrument [Line Items]
Short-term debt	$ 2,288	$ 2,392
Total long-term debt, including current maturities	366,872	401,433	112,000	[1]	72,000	[1]	214,615	[2]	260,000	[2]	29,718	[3]	50,596	[3]	3,880	[4]	2,941	6,504	[4]	6,659	12,333
Current maturities of long-term debt	357,145	75,300
Long-term debt, less current maturities	$ 9,727	$ 326,133

[1] The loans under this facility may be denominated in USD or several foreign currencies. The interest rates under the facility are based on prime, federal funds and/or the London interbank offer rate ("LIBOR") for the applicable currency. At December 31, 2012, the applicable rate was 2.0%, and the weighted-average rate was 1.9% for the twelve-month period ended December 31, 2012.

[2] The interest rate for this loan varies with prime, federal funds and/or LIBOR. At December 31, 2012, the applicable rate was 1.8%, and the weighted-average rate was 1.9% for the twelve-month period ended December 31, 2012.

[3] The interest rate for this loan varies with LIBOR. At December 31, 2012, the rate was 2.1%, and the weighted-average rate was 2.3% for the twelve-month period ended December 31, 2012.

[4] This amount consisted of two fixed-rate commercial loans as of December 31, 2011. One of these commercial loans was paid off in December 2012. The remaining commercial loan had an outstanding balance of €2,941 at December 31, 2012. The loan is secured by the Company's facility in Bad Neustadt, Germany.