Commitments and Contingencies (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jan. 28, 2017 |
Oct. 29, 2016 |
Jul. 30, 2016 |
Apr. 30, 2016 |
Jan. 28, 2017 |
Mar. 04, 2016 |
Jan. 30, 2016 |
Jan. 31, 2015 |
|
| Commitments and Contingencies Disclosure [Abstract] | ||||||||
| Contingent Consideration Liability Final Acquisition Date Fair Value | $ 53,355 | $ 53,355 | $ 0 | $ 0 | ||||
| Business Combination, Contingent Consideration, Liability | 33,204 | 33,204 | $ 56,000 | $ 0 | ||||
| Accretion Expense | 6,674 | |||||||
| Liabilities, Fair Value Adjustment | (25,232) | $ 1,469 | $ 2,167 | $ 1,445 | $ (26,825) | |||
| Fair Value Inputs, Discount Rate | 13.70% | |||||||
| Contractual Obligations [Abstract] | ||||||||
| Purchase Commitment, Remaining Minimum Amount Committed | 1,800 | $ 1,800 | ||||||
| Unrecorded Unconditional Purchase Obligation, Due within Two Years | $ 23,600 | $ 23,600 | ||||||