Shareholders' Equity - Earnings Per Share (Details) - shares |
3 Months Ended | |
|---|---|---|
Apr. 29, 2017 |
Apr. 30, 2016 |
|
| Class of Stock [Line Items] | ||
| Weighted Average Number Diluted Shares Outstanding Adjustment | 0 | 0 |
| Stock Options [Member] | ||
| Class of Stock [Line Items] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 0 | 300,000 |
| Restricted Stock [Member] | ||
| Class of Stock [Line Items] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 100,000 | 300,000 |
| Restricted Stock [Member] | ||
| Class of Stock [Line Items] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Other Than Stock Options and Restricted Stock Awards, Amount | 0 | 0 |