Annual report pursuant to Section 13 and 15(d)

Fair Value (Detail)

v3.7.0.1
Fair Value (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Goodwill impairment charge $ 0 $ 0 $ 0
Intangible asset impairment charge 0 0 0
Recurring Basis | Level 3 | Other Liabilities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Financial liabilities carried at fair value 0 0  
Recurring Basis | Level 3 | SG&A      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Fair value adjustments   1,800,000 5,000,000
Nonrecurring Basis | Level 3      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis      
Goodwill impairment charge 0 0 0
Intangible asset impairment charge $ 0 $ 0 $ 0