Defined Contribution Plans, Pension and Other Post-Retirement Benefit Plans - Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost (Detail)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
U.S. Pension and Other Post-Retirement Benefit Plans
Schedule of Benefit Obligations Weighted Average Assumptions [Line Items]
Discount rate	4.05%	3.73%	4.57%
Expected return on plan assets	7.50%	7.50%	7.50%
Non-U.S. Pension Plans
Schedule of Benefit Obligations Weighted Average Assumptions [Line Items]
Discount rate	3.90%	3.50%	4.40%
Expected return on plan assets	5.00%	4.60%	5.80%