Recognized Amounts in Consolidated Balance Sheets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Noncurrent liabilities	$ 17,249	$ 28,273
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Noncurrent liabilities	8,487	17,701
Net amount recognized	8,487	17,701
Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Noncurrent liabilities	8,227	9,829
Net amount recognized	8,227	9,829
Other Post-Retirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	151	175
Noncurrent liabilities	535	743
Net amount recognized	$ 686	$ 918