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Share-Based Compensation - Restricted Stock Units and Restricted Stock Narrative (Details) (USD $)
In Millions, except Share data in Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Jan. 31, 2015
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Feb. 01, 2014
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Feb. 02, 2013
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Awards, Total Fair Value of Vested In Period | $ 13.4 | $ 8.5 | $ 3.2 |
| Performance-based Restricted Stock Units [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Awards Granted (in shares) | 500 | ||
| Award Vesting Period | 4 years | ||
| Restricted Stock Units (RSUs) [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Unrecognized Share-based Compensation Expense | $ 13.8 | ||
| Unrecognized Share-based Compensation Expense, Period for Recognition | 1 year 8 months 18 days | ||