Employee Benefit Plans - Summary of Actuarial Assumptions Used to Benefit Obligations (Detail) (Foreign Pension Plan Defined Benefit)	Dec. 31, 2013	Dec. 31, 2012
Foreign Pension Plan Defined Benefit
Pension Plans Postretirement And Other Employee Benefits [Line Items]
Discount rate	3.80%	3.70%
Increase in future compensation levels	2.70%	3.10%