Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliations of Effective Income Tax Rate to Federal Statutory Rate (Detail)

v3.6.0.2
Income Taxes - Reconciliations of Effective Income Tax Rate to Federal Statutory Rate (Detail)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]    
Income tax expense at the statutory rate 34.00% 34.00%
State and local income tax expense 5.81% 4.06%
Foreign income tax (0.33%) 2.86%
Permanent differences 1.05% 2.06%
Research & Development Credits (10.47%) (0.00%)
Other adjustments 0.14% 2.96%
Effective income tax rate 30.20% 45.94%