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Stockholders' Equity - Narrative (Detail) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Jul. 17, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Preference stock, maximum shares authorized to be issued (shares) 20,000,000.0   20,000,000.0      
Preference stock, par value (USD per share) $ 0.01   $ 0.01      
Preference stock, shares outstanding (shares) 0   0      
Preferred stock, maximum shares authorized to be issued (shares) 3,000,000.0   3,000,000.0      
Preferred stock, par value (USD per share) $ 1.00   $ 1.00      
Preferred stock, shares outstanding (shares) 0   0      
Authorized increase to share repurchase program           $ 500,000,000.0
Remaining share repurchase authorizations under share repurchase program $ 203,000,000   $ 203,000,000      
Dividends paid per share of common stock (USD per share)   $ 0.15 $ 0.91 $ 1.52 $ 1.52  
Other comprehensive income (loss), net of tax     $ 161,243,000 $ (94,130,000) $ (226,810,000)  
Gain (loss) on disposition of business $ (59,000,000)          
Currency translation adjustments, income (loss)     $ 191,267,000 $ (101,539,000) $ (213,797,000)  
Common Stock            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Stock repurchased during period (shares)     0 0 0  
Currency Translation Adjustments            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Other comprehensive income (loss), net of tax     $ 191,267,000 $ (101,539,000) $ (213,797,000)  
Gain (loss) on disposition of business     $ (59,000,000)