Pension and Other Post-Retirement Benefit Plans (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 108	$ 112	$ 73
Interest cost	1,704	1,802	1,956
Expected return on plan assets	(2,202)	(1,955)	(1,915)
Recognized actuarial loss (gain)	421	371	104
Net periodic benefit cost	31	330	218
Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Interest cost	1,761	1,863	2,127
Expected return on plan assets	(1,878)	(1,697)	(1,797)
Recognized actuarial loss (gain)	302	260	287
Net periodic benefit cost	185	426	617
Other Post-Retirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Interest cost	29	48	65
Amortization of prior service credit	(122)	(128)	(128)
Recognized actuarial loss (gain)	(157)	(89)	(136)
Net periodic benefit cost	$ (250)	$ (169)	$ (199)