Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Additional Information (Detail)

v3.2.0.727
Stock-Based Compensation - Additional Information (Detail) - Apr. 04, 2015 - $ / shares
Total
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options granted in period 2,399,883
Weighted average exercise price of options granted $ 75.35
Share based compensation vesting period 3 years
Non employee Members of Board of Directors  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock options granted period of time options become exercisable 1 year
Performance-Based Restricted Stock Units  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Restricted stock units granted in period 442,338
Award expiration period from grant date 3 years
Baseline profitability goal period 3 years
Grant date fair value of each restricted units granted $ 75.35
Percentage of targets award adjusted to actual number of shares earned 25.00%
Performance-Based Restricted Stock Units | Minimum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of shares of common stock to be issued for each restricted stock unit granted 0
Performance-Based Restricted Stock Units | Maximum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of shares of common stock to be issued for each restricted stock unit granted 2
TSR Adjustment Performance-Based Restricted Stock Units  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Grant date fair value of each restricted units granted $ 3.78
Nonperformance-Based Restricted Stock Units  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share based compensation vesting period 4 years
Restricted stock units granted in period 37,300
Number of shares of common stock to be issued for each restricted stock unit granted 1
Grant date fair value of each restricted units granted $ 68.47
Nonperformance-Based Restricted Stock Units | Non employee Members of Board of Directors  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Restricted stock units granted in period 11,556
Award expiration period from grant date 1 year
Grant date fair value of each restricted units granted $ 75.35
Restricted Stock  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share based compensation vesting period 4 years
Restricted stock units granted in period 104,500
Grant date fair value of each restricted units granted $ 70.98