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Stockholders' Equity - Additional Information (Detail) - USD ($)
$ / shares in Units, shares in Millions
 1 Months Ended 3 Months Ended
Feb. 28, 2017
Apr. 01, 2017
Aug. 31, 2016
May 31, 2016
Shareholders Equity [Line Items]        
Stock repurchase program, shares purchased   2    
Stock repurchase program, shares purchased at cost   $ 10,000,000    
Stock repurchase program, remaining authorized repurchase amount   $ 108,000,000    
Dividend on common stock $ 0.025 $ 0.025    
Common stock dividends per share cash paid $ 0.025      
Dividends payable date of payment Mar. 15, 2017      
Dividends payable date of record Mar. 03, 2017      
Payments of ordinary dividends, common stock $ 13,000,000 $ 13,000,000    
Maximum        
Shareholders Equity [Line Items]        
Stock repurchase program, authorized amount     $ 250,000,000 $ 100,000,000