v2.4.0.6

Equity - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified | 1 Months Ended | 12 Months Ended |  |  | 1 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Apr. 03, 2012 | Jul. 28, 2012 | Jul. 30, 2011 | Jul. 31, 2010 | Apr. 28, 2012 | Jan. 01, 2011 | Jan. 29, 2011 The Dress Barn, Inc. | Jan. 01, 2011 The Dress Barn, Inc.
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |
Common Stock, shares authorized |  | 360,000,000 |  |  |  |  |  |
Preferred Stock, shares authorized |  | 100,000 |  |  |  |  |  |
Preferred Stock, shares issued |  | 0 |  |  |  |  |  |
Preferred Stock, shares outstanding |  | 0 |  |  |  |  |  |
Common stock split through stock dividend | 2 | 2 |  |  |  |  |  |
Common stock split through stock dividend, percentage | 100.00% |  |  |  |  |  |  |
Common stock, outstanding | 77,000,000 | 154,800,000 | 154,800,000 |  | 153,900,000 |  |  |
Increase in common stock and corresponding decrease in additional-paid-in-capital as a result of the stock split | $ 0.8 |  |  |  |  |  |  |
Share repurchase program authorized amount |  |  |  | 100 |  |  |  |
Share repurchase program additional authorized amount |  |  | 100 |  |  |  |  |
Purchases of common stock |  | 37.2 | 72.9 | 37.9 |  |  |  |
Purchases of common stock, shares |  | 2,700,000 | 5,000,000 | 3,100,000 |  |  |  |
Stock repurchase program remaining authorized repurchase amount |  | $ 89.9 |  |  |  |  |  |
Conversion of Dress Barn, Inc common stock into an equal number of shares of Ascena common stock, shares issued |  |  |  |  |  |  | 78.9 |
Common stock, par value |  | $ 0.01 | $ 0.01 |  |  | $ 0.01 |  | $ 0.05

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