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Stock-Based Compensation - Summary of Grants of Performance Based Restricted Stock Units Associated with NEOs and Key Employees (Detail) - Performance Based Restricted Stock Units [Member] - $ / shares
Aug. 02, 2018
Jul. 13, 2017
Jul. 14, 2016
NEOs [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Restricted Stock Units Awarded [1],[2] 86,599 78,195  
Price Per Share [2] $ 18.51 [3] $ 31.85 [4]  
Vesting Period [2] 3 years 3 years  
Employee [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Restricted Stock Units Awarded [1],[5] 47,800 44,000  
Price Per Share [5],[6] $ 24.35 $ 32.50  
Vesting Period [5] 3 years 3 years  
NEOs and Key Employees [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Restricted Stock Units Awarded [1],[2],[5]     107,880
Price Per Share [2],[5],[6]     $ 28.00
Vesting Period [2],[5]     3 years
[1] Amounts represent the maximum number of common stock shares that could be earned if certain performance targets are met as defined in the related restricted stock unit agreements.
[2] Performance-based restricted stock units awarded to NEOs.
[3] Price per share represents the fair market value per share ($0.76 per $1 or a reduction of $5.84 to the closing price of the our common stock) determined using the Monte Carlo simulation model for the market-based total shareholder return component and the closing price of our common stock ($24.35) for the performance-based components of the performance-based restricted stock units granted to our NEOs on August 2, 2018.
[4] Price per share represents the fair market value per share ($0.98 per $1 or a reduction of $0.65 to the closing price of the our common stock) determined using the Monte Carlo simulation model for the market-based total shareholder return component and the closing price of our common stock ($32.50) for the performance-based components of the performance-based restricted stock units granted to our NEOs on July 13, 2017.
[5] Performance-based restricted stock units awarded to key employees.
[6] Price per share represents the closing price of our common stock on the date of grant.