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Share-Based Compensation - Stock Options (Details)
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3 Months Ended |
|---|---|
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May 02, 2015
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| Vesting Details [Line Items] | |
| Contractual term | 6 years 8 months 12 days |
| Stock Options [Member] | |
| Vesting Details [Line Items] | |
| Award vesting percentage | 25.00% |
| Award vesting period | 4 years |
| Requisite service period for retirement eligibility | 10 years |
| Minimum age of individual for retirement eligibility | 55 years |
| Contractual term | 10 years |
| Stock Options [Member] | Chief Executive Officer [Member] | |
| Vesting Details [Line Items] | |
| Award vesting period | 3 years |