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Retirement Benefit Plans (Details) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Jan. 01, 2018 | Jan. 01, 2017 | Feb. 02, 2019 | Feb. 03, 2018 | Jan. 28, 2017
Postemployment Benefits [Abstract] |  |  |  |  |
Maximum matching contribution percent for 401(k) savings plan | 4.00% | 6.00% |  |  |
Percent of employee's contribution matched for 401(k) savings plan | 100.00% | 50.00% |  |  |
Company's matching contributions to the 401(k) savings plan |  |  | $ 904,000 | $ 585,000 | $ 531,000
Additional contributions made on behalf of employees to 401(k) savings plan |  |  | 0 | 0 | 0
Deferred Compensation Plan assets |  |  | 1,900,000 | 2,200,000 |
Deferred Compensation Plan liabilities |  |  | 1,900,000 | 2,200,000 |
Company's matching contributions |  |  | $ 0 | $ 41,000 | $ 48,000

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