Income Taxes - Summary of Income Taxes Reconciled with Federal Statutory Rate (Detail)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Federal income tax rate	35.00%	35.00%	35.00%
State income taxes, net of federal tax benefit	(0.80%)	2.30%	(4.80%)
Foreign earnings taxed at different rates	(10.10%)	(8.30%)	(347.60%)
Domestic production activities deduction	0.00%	(0.60%)	40.80%
Deferred tax adjustments	(0.20%)	0.40%	3.20%
Change in tax contingency reserves	6.50%	1.50%	(15.20%)
Legal entity tax restructuring project	(0.00%)	(0.00%)	(1503.20%)
Foreign tax credits	(0.00%)	(0.00%)	1203.40%
Changes to foreign repatriation plans	0.00%	0.00%	104.00%
Valuation allowance charges	(1.90%)	(13.00%)	(92.40%)
Goodwill impairment	0.00%	(10.90%)	0.00%
Other	1.10%	(1.10%)	(1.20%)
Total effective tax rate	29.60%	5.30%	(578.00%)