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Employee Stock Plans - Additional Information (Detail)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Nov. 18, 2016
shares
Feb. 02, 2016
Nov. 10, 2015
shares
Jul. 30, 2014
shares
Aug. 31, 2016
USD ($)
shares
Aug. 31, 2015
USD ($)
shares
Jul. 31, 2015
shares
Sep. 30, 2014
shares
Aug. 31, 2014
USD ($)
quarter
shares
Mar. 31, 2014
USD ($)
shares
Jul. 01, 2017
shares
Jun. 30, 2017
$ / shares
Jul. 02, 2016
shares
Jun. 27, 2015
shares
Jun. 28, 2014
shares
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Number of shares issued under the ESPP (in shares)                     13,581,000   12,824,000 8,921,000 5,703,000
Closing stock price used in pre tax intrinsic value (in usd per share) | $ / shares                       $ 9.34      
Shares of common stock, option exercisable (in shares)                     1,772,000        
Common Stock                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Shares of common stock, option exercisable (in shares)                     1,200,000        
PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Performance target achieved (percent)                     100.00%        
RSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period         4 years   3 years                
Minimum | Stock options                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period                     2 years        
Minimum | Restricted stock awards and units                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period                     1 year        
Maximum | Stock options                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period                     4 years        
Maximum | Restricted stock awards and units                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period                     4 years        
the Incentive Plan                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Issuance of awards other than stock options being counted (in shares)       1.40                      
Stock awards, additional shares approved for grant (in shares) 6,000,000.0   8,000,000.0 6,000,000                      
Certain Executive Officers | PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period                     2 years        
Granted performance stock units (in shares)         800,000 900,000     500,000 200,000          
Aggregate estimated grant date fair value of PSU | $         $ 4.8 $ 2.5     $ 0.9 $ 0.5          
Vesting condition, free cash flow | $         $ 25.0                    
Certain Executive Officers | RSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period                 3 years            
Granted performance stock units (in shares)         800,000.0   900,000   400,000            
Employees | RSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period               2 years              
Granted performance stock units (in shares)         2,000,000.0   1,500,000 1,400,000              
August 10, 2016 | Certain Executive Officers | PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Percentage of shares that will vest (percent)                     33.40%        
Subsequent Quarter over the Next Two Years | Certain Executive Officers | PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Percentage of shares that will vest (percent)                     8.325%        
August 10, 2017 | Certain Executive Officers | PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Percentage of shares that will vest (percent)         25.00%                    
Subsequent Quarter over the Next Three Years | Certain Executive Officers | PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Award vesting period         3 years                    
Percentage of shares that will vest (percent)         6.25%                    
Achievement of 2 Consecutive Quarters with Positive AEBITDA | Certain Executive Officers | PSUs                              
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]                              
Number of Consecutive Quarters | quarter                 2            
Performance target achieved (percent)   100.00%                          
Percentage of shares that will vest (percent)                     100.00%