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Stockholders' Equity - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Sep. 27, 2016
Sep. 21, 2016
Aug. 22, 2016
Aug. 12, 2016
Aug. 09, 2016
Aug. 08, 2016
Aug. 31, 2016
Jul. 01, 2017
Jul. 02, 2016
Jun. 27, 2015
Feb. 19, 2015
Class of Stock [Line Items]                      
Common stock, shares authorized               275,000,000.0 275,000,000    
Common stock, par value (in usd per share)   $ 0.01           $ 0.01 $ 0.01    
Offering price, per share (in usd per share)   $ 8.35                  
Proceeds from the exercise of stock options $ 135,200             $ 135,153 $ 0 $ 0  
Preferred stock, shares authorized               1,000,000 1,000,000    
Common Stock                      
Class of Stock [Line Items]                      
Issuance of common stock in connection with public offering (in shares)   15,000,000.0           17,250,000      
Shares issued in connection with cancellation of debt (shares)     756,213 21,852,477 20,564,101 12,051,282 34,659,972        
Underwriters 30-day Option | Common Stock                      
Class of Stock [Line Items]                      
Issuance of common stock in connection with public offering (in shares)   2,250,000                  
Convertible Notes | 6.00% Convertible Senior Notes due 2020                      
Class of Stock [Line Items]                      
Stated interest rate (percent)             6.00%       6.00%