Retirement Benefit Plans - Weighted Average Actuarial Assumptions Used to Determine Projected Benefit Obligation for Defined Benefit Retirement Plans (Detail)	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
U.S. and Puerto Rico [Member]
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Discount rate	4.36%	4.10%	4.98%
Rate of compensation increase	3.29%	3.29%	3.29%
Foreign-based Defined Benefit Plans [Member]
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Discount rate	1.86%	1.38%	2.45%
Rate of compensation increase	2.02%	1.43%	1.52%